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The 8 Best rotary lasers of 2025

Are you trying to find rotary lasers among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling rotary lasers on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 13 hours of research and did 49 rotary lasers tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best rotary lasers you can buy today

No. 2
Johnson Level & Tool 40-6517 Self-Leveling Rotary Laser System, 29 x 7", Red, 1 Kit
  • ROTARY LASER LEVEL: This Johnson Self Leveling Kit is ideal for various indoor and outdoor jobs. Perfect for small jobsites; this rotary tool self-levels in the horizontal plane and levels manually in the vertical plane.
  • SAFETY ALARM: The rotary laser features visual and audible alarms that alert you when the rotary is beyond its leveling range and the locking pendulum that protects the inner pendulum during transportation.
  • APPLICATIONS: This rotary laser may be used to check cut and fill; set foundations and footings; concrete pours; septic tanks and basement excavations; acoustical ceiling and drywall; align and plumb walls; level deck floors; set drainage; terracing; and more.
  • ROTATIONAL SPEEDS: This manual rotary laser with illuminated vertical vial supports variable rotational speeds of 200-600 RPM. A variable RPM allows the user to set the laser to the speed that provides the optimum visibility.
  • PRODUCT SPECIFICATIONS: With the included wall/ceiling mount; 8-foot grade rod; detector and clamp; tinted glasses; magnetic target; elevating tripod and hard-shell carrying case; this leveling system will get your jobsite up and running.
SaleNo. 3
Topcon RL-H5A Self Leveling Horizontal Rotary Laser with Bonus EDEN Field Book, IP66 Rating Drop, Dust, Water Resistant, 800m Construction Laser, Includes LS-80L Receiver, Detector Holder, Soft Case
  • MULTI-PURPOSE LASER: Grading, excavating and general construction projects are perfect applications for the RL-H5A. With the IP66 rating, the RL-H5A is "job site tough" and can withstand dust, a sudden shower and even torrential rainfall.
  • EASY TO USE: With electronic self-leveling, you press the power button and go right to work in seconds. If the RL-H5A gets disturbed on the job it relevels itself automatically. The self-leveling motors are accurate to ±10 arc seconds.
  • LONG RANGE WITH HIGH ACCURACY: Need to shoot elevations up to 800 m from your laser? No problem - this instrument has the power and range to cover a 800 m diameter job site.
  • KIT COMPONENTS: includes the RL-H5A laser and LS-80 Receiver, Sensor holder and Carry case.
No. 4
Iglobalbuy Automatic Self-Leveling Rotary Laser Rotating Horizontal & Vertical Laser Level Kit 500M w/Remote Control + Receiver, Leveling Transit Laser Level Red Beam for Construction (Rotary Laser)
  • 【High Performance Sensor】 Equipped with 4 remote control light receiving parts, our Iglobalbuy rotary laser level is 360° rotatable and has the function of 5° automatic alignment. IP54 dustproof and waterproof design, it will not cause any problems even in harsh environments.
  • 【Automatic Alignment and Adjustable Speed】 This self-leveling rotary laser level can align automatically. In self-leveling mode, when the laser exceeds the self-leveling range (±5°), the line laser level beeps and the beam flashes quickly. The scanning speed can be adjusted at 0, 60, 120, 300 and 600rpm. For both vertical and horizontal use.
  • 【500m Beam Visibility】 Exterior working range can be up to 500m diameter with detector; Red beam has strong stability, low power consumption and high cost performance. Red beam is more suitable for indoor use.
  • 【Rotary Laser Level for Construction】 This rotary laser level set includes the rotary laser, laser receiver, remote control, laser target, glasses and carrying case. Equipped with remote controller for one person operation with an operating distance of approx. 30m indoor or 15m outdoor. Come with a pair of laser glasses to protect the operator's eyes and easily see the laser in the strong sunlight. Strong black carrying case with foam for safe organization and easy carrying.
  • 【Wide Application】 The rotating laser transit level is suitable for construction, grading decoration, decoration, equipment installation, quality inspection and engineering supervision and other industries. Widely used indoor and outdoor applications; leveling, checking cut and fill, setting foundations and footings, concrete pours, etc.
  • Battery Type: Alkaline Battery and NiMH Battery
No. 6
Johnson Level & Tool 99-006K Self Leveling Rotary Laser System Kit, Red, 1 Kit
  • TURNKEY SOLUTION: The 99-006K self-leveling rotary laser system includes a soft carrying case (laser only); a 13’ grade rod; LED one sided detector; a contractor grade tripod; freestanding target; a drop-ceiling bracket; and laser glasses. Dimensions: 6.61" x 4.96" x 6.69"
  • EXTERIOR RESIDENTIAL: Great for leveling forms and footings; aligning fence posts; grading/excavation; or laying out retaining walls; planting beds; and more. Rotation Speeds: 200; 400; 600 RPM. Laser Wavelength: 635nm±10nm (Red)
  • VERTICAL AND HORIZONTAL USE: Use vertically for laying out walls and floors; or installing metal drywall track. Use horizontally to install wainscoting; drop ceilings; or for leveling cabinets. Interior Range- Up to 200 ft. diameter depending upon light conditions. Exterior Range- Up to 800 ft. diameter with detector (included in 40-6516 and 40-6517)
  • COMMERCIAL CONSTRUCTION: Check floor heights prior to pouring concrete or erecting walls. Check survey stake heights; and check alignment with the 90-degree split laser
  • AROUND THE FARM: Perfect for checking drainage slopes; leveling outbuildings; setting fence post alignment and height; and more. Laser rotates at 200; 400 and 600 RPM for versatile use. Working Temperature: 14°-113°F. Center Screw Thread: 5/8"-11
  • Laser Class Illa, Power output ≤5mW
No. 7
Topcon RL-H5A Self-Leveling Rotary Grade Laser Level
  • MULTI-PURPOSE LASER: Grading, excavating and general construction projects are perfect applications for the RL-H5A. With the IP66 rating, the RL-H5A is "job site tough" and can withstand dust, a sudden shower and even torrential rainfall.
  • EASY TO USE: With electronic self-leveling, you press the power button and go right to work in seconds. If the RL-H5A gets disturbed on the job it relevels itself automatically. The self-leveling motors are accurate to ±10 arc seconds.
  • LONG RANGE WITH HIGH ACCURACY: Need to shoot elevations up to 800 m from your laser? No problem - this instrument has the power and range to cover a 800 m diameter job site.
  • KIT COMPONENTS: includes the RL-H5A laser, LS-80X, Sensor holder and Carry case.
No. 8
Iglobalbuy Automatic Self Leveling Green Rotary Laser Level 500m Range Kit with Surveying Tripod and Aluminum Grade Rod 16.4 Feet, Leveling Rotating Transit Laser Level Green Beam for Construction
  • 【Note: The product will be shipped and delivered separately in 2 packages (one is the laser, the other is the tripod, which usually may not arrive at the same time.)The threads on this tripod are compatible with this rotary laser, but may not be compatible with other devices】
  • This rotary laser level features electronic automatic self-leveling function, delivering horizontal or vertical laser beam, adjust and find a level with ±5°self leveling range. The scanning speed can be adjusted at 0, 60, 120, 300 and 600rpm.
  • 360 degree rotatable & stable scan lines and 500m beam visibility, green laser beam will be brighter and more visible than red beams under sunlight, makes leveling tasks fast and accurate.
  • Equipped with remote controller for one person operation with an operating distance of approx. 30m indoor or 15m outdoor. Also Come with a pair of laser glasses to protect the operator's eyes and easily see the laser in the strong sunlight. Strong black carry case with foam for safeorganization and easy carrying.
  • Surveying Tripod with extendable legs, the fully extended height can reach about 65 inch (1.65m); Adjustable aluminum grade rod, five telescopic sections reach up to 16.4ft (5meter) in length.
  • Widely used in architecture construction, building constructions, giant equipment installation, elevator installation, indoor decorating and so on.
No. 9
Iglobalbuy Rotary Laser Level Green Laser Self Leveling Kit, 500M Green Beam 360° Automatic Horizontal/Vertical Self-leveling Rotary Rotating Laser Level with Receiver
71 Consomer Reviews
Iglobalbuy Rotary Laser Level Green Laser Self Leveling Kit, 500M Green Beam 360° Automatic Horizontal/Vertical Self-leveling Rotary Rotating Laser Level with Receiver
  • 【High Performance Sensor】 Equipped with 4 remote control light receiving parts, our Iglobalbuy rotary laser level is 360° rotatable and has the function of 5° automatic alignment. IP54 dustproof and waterproof design, it will not cause any problems even in harsh environments.
  • 【Automatic Alignment and Adjustable Speed】 This self-leveling rotary laser level can align automatically. In self-leveling mode, when the laser exceeds the self-leveling range (±5°), the line laser level beeps and the beam flashes quickly. The scanning speed can be adjusted at 0, 60, 120, 300 and 600rpm. For both vertical and horizontal use.
  • 【500m Beam Visibility】 Exterior working range can be up to 500m diameter with detector; Green laser beam will be brighter and more visible than red beams under sunlight, makes leveling tasks fast and accurate. Green laser is more suitable for outdoor use.
  • 【Rotary Laser Level for Construction】 This rotary laser level set includes the rotary laser, laser receiver, remote control, laser target, glasses and carrying case. Equipped with remote controller for one person operation with an operating distance of approx. 30m indoor or 15m outdoor. Come with a pair of laser glasses to protect the operator's eyes and easily see the laser in the strong sunlight. Strong black carrying case with foam for safe organization and easy carrying.
  • 【Wide Application】 The rotating laser transit level is suitable for construction, grading decoration, decoration, equipment installation, quality inspection and engineering supervision and other industries. Widely used indoor and outdoor applications; leveling, checking cut and fill, setting foundations and footings, concrete pours, etc.
No. 10
DEWALT Rotary Laser Level Kit, Indoor/Outdoor Survey Laser Transit (DW074KD)
  • Horizontal self-leveling automatically aligns the DEWALT laser level to center
  • The laser levels for construction are equipped with leveling vial for manual leveling in vertical mode
  • Protected rotary head and weatherproof design of the level laser deliver interior and exterior jobsite durability
  • Digital laser detector extends interior and exterior range to 600 ft.
  • Standby mode allows the user to pause the laser while transitioning from horizontal to vertical
SaleNo. 11
Johnson Level & Tool 99-027K Self-Leveling Rotary Laser System, 8.75", Red, 1 Kit
  • AREA COVERAGE: This Johnson Rotary Laser Tool is perfect for leveling on largescale areas and jobsites. It has a working diameter of 2000’ and is suitable where a rotary with slope is not required.
  • HIGH QUALITY: The self-level tool features a dustproof and wash down rated housing to offer durability on work sites and in industrial spaces. The robust construction allows easy use for the dustiest outdoor jobs.
  • EASY TO USE: Equipped with a heavy-duty contractor’s tripod; the rotary aligning level kit allows one-person operation for easy use. It is ideal for grading and leveling any jobsite with convenience.
  • HIGH ACCURACY: This laser kit for leveling is designed with a powerful class 3A laser beam. With a red laser for increased visibility; a 90-deg. split beam function helps in vertical and horizontal leveling.
  • PRODUCT SPECIFICATIONS: This Self-Leveling Rotary Laser Kit is equipped with a detector and 13’ grade rod. It comes in a hard-shell carry case for easy carrying and storage.
  • Manual leveling in the vertical plane
  • Visual and audible alarms when beyond leveling range
No. 12
AdirPro Universal Rotary Laser Detector (LD-8) - Digital Rotary Laser Receiver with Dual Display and Built-In Bubble Level, Compatible with All Red Rotary Lasers - Rod Clamp Included
  • ✔️ BETTER ACCURACY: AdirPro Rotary Laser Detector boasts a working range of 2,000 feet (Depending on laser). With an accuracy of ±1/16 inches (1 mm) and ±1/8 inches (2.5 mm), it easily directs the user to position the laser higher or lower on a grade rod. This ensures an accurate level reading all the time.
  • ✔️ EASY READING: Our Laser Receiver has a dual-sided crisp clear LCD display. It displays clear and accurate readouts of the elevation, grade sensitivity, and audio and battery status. It also comes with a built-in bubble level for added convenience.
  • ✔️ LONG BATTERY LIFE: Featuring an auto-shutoff feature, this Laser Detector automatically powers off after 10 minutes of inactivity. This lets you extend the device's battery life. A 9V battery will give you approximately 40 working hours of continuous use.
  • ✔️ WIDE COMPATIBILITY: Our Universal Rotary Laser Detector is compatible with any Red Rotary Lasers. It works in all lighting conditions, which makes it ideal for both indoor and outdoor use. It comes with a compatible rod mounting bracket with ¼” threading on the nut and screw.
  • ✔️ ROBUST CONSTRUCTION: AdirPro 790-01 LDG-8 Universal Rotary Laser Detector boasts a heavy-duty build and construction with its hard plastic housing and rubber casing. It is IP55 dustproof and water jet resistant – making it ideal for all sites and weather conditions.
No. 13
Huepar Electronic Green Rotary Laser Level + Plumb Points, Self-Leveling Horizontal/Vertical Rotary Laser Kit 800M W/Goggles, Receiver, Target Plate, Remote Control, Li-ion Battery & 5V2A Adapter
  • 【High-Performance Laser】Exterior working range can be up to 800M in diameter with a detector, accuracy of +/- 1/8" at 100Ft. The green beam has strong stability, low power consumption, and high-cost performance. The green beam is more suitable for outdoor use. The scanning speed can be adjusted at 0→300→600rpm, and the angle of scanning will continuously change as follows:0°→10°-→45°-→90°→180°-→0°. For both vertical and horizontal use.
  • 【Automatic Alignment】Electronic Horizontal self-leveling makes this rotary laser self-level up to 5° within 15s and offers up&down plumb points. Automatic self-leveling increases accuracy and productivity with fast setups. In self-leveling mode, when the laser exceeds the self-leveling range (±5°), the line laser level beeps and the beam flashes quickly. Slight movements can be ignored in windy or other vibrating conditions while turning on vibrate mode.
  • 【Dual Slope Function】Electronic dual-slope function allows the user to perform a slope of 5 degrees in both X and Y axis. The slope of the Y-axis and the Slope of both X&Y-axis can be set by the remote control. This dual-slope mode works perfectly when checking grade, setting drainage, landscaping-terracing, or other slope work. This is a great laser tool for any job from DIY to large commercial construction, and everything in between.
  • 【IP65 Waterproof/Dustproof & Rechargeable LI-ion Battery】 RL300HVG rotary laser level adopts the finest industry materials and coated glass. With the IP65 rating, RL300HVG is "job site tough" and can withstand dust, a sudden shower, and even torrential rainfall. Rugged design provides superior drop and outdoor weather protection resulting in reduced downtime. Equipped with a 7.4V/2600mAh rechargeable lithium-ion battery with a type-c charging port and providing up to 14 hours of working time.
  • 【Wide Application】 The rotary laser system is suitable for construction, decoration, decoration, equipment installation, quality inspection, engineering supervision, and other industries the perfect application for the Huepar RL300HVG. Widely used indoor and outdoor applications; leveling, checking cut and fill, setting foundations and footings, concrete pours, etc.
  • 【Kit Contents】This Rotary Laser Kit includes 1xRL300HVG rotary laser, 1x remote control, 1x green goggles, 1x Li-ion Battery with type-c charging port, 1x 5V 2A adapter, 1x Charging Cable, 1x target plate, 1x receiver with a clamp, 1x user manual, 1x hard-shell carrying case. The one-year warranty can be extended to two years if registered as a royal customer (Guides offered on the package box).
No. 14
DEWALT DW079LRK 20V RED ROTARY LASER FULL KIT
  • DEWALT laser level has the accuracy of approximately 1/16-inch accuracy at 100 ft.
  • The laser levels for construction come with red beam
  • The level laser has a dual axis slope mode for added functionality
  • IP67 rated with a 1 meter drop for jobsite durability
  • Up and down plumb dots
  • 2,000 ft. range
  • Scan mode 15/45/90 degrees
No. 15
Spectra Precision LL100N Laser Level, Self-Leveling laser with HR320 Receiver, C59 Rod Clamp, Alkaline Batteries, Carry Case , Yellow
554 Consomer Reviews
Spectra Precision LL100N Laser Level, Self-Leveling laser with HR320 Receiver, C59 Rod Clamp, Alkaline Batteries, Carry Case , Yellow
  • Package includes LL100 laser level, HR320 receiver, C59 rod clamp, portable hard-shelled carrying case, alkaline batteries, and user guides
  • Automatic self-leveling increases accuracy and productivity with fast setups; Easy, one-button operation requires minimal training for quick setups and productivity
  • Rugged design provides superior drop and outdoor weather protection resulting in reduced downtime
  • Height of Instrument alert stops the laser from rotating when jarred or knocked to avoid erroneous readings
  • HR320 receiver is waterproof and dustproof and easy to use; it stands up to tough job site conditions
No. 16
Johnson Level & Tool 99-028K Electronic Self-Leveling Dual Slope Horizontal/Vertical Rotary Laser System, Red, 1 Kit
327 Consomer Reviews
Johnson Level & Tool 99-028K Electronic Self-Leveling Dual Slope Horizontal/Vertical Rotary Laser System, Red, 1 Kit
  • ACCURATE LEVELING: This Johnson Rotary Laser Tool is designed to complete both indoor and outdoor leveling jobs. The vertical self-leveling makes it equally suitable to aligning posts or footings; or indoors to layout walls or floors.
  • PROGRAMMABLE DESIGN: The self-level digital laser features a programmable dual-slope function. 5 deg. Dual slope takes the math out of the equation when checking grade or setting drainage and makes this laser ideal for drainage; flatwork; or complex landscaping jobs.
  • ACCURACY & SAFETY: This laser kit for leveling features visual and audible security alarms; promising complete accuracy along with safety. The laser beam will flash and an audible alarm will siren to indicate that the leveling range is incorrect.
  • ROTARY LASER: Perfect for flatwork contractors; excavators; and anyone doing vertical or slope work; the 99-028K is the workhorse of the Johnson line. It self-levels both horizontally and vertically; making vertical layout such as fencing; footings; and drywall track effortless.
  • KIT INCLUDES: This Red Self-Leveling Rotary Laser Kit is equipped with a Laser; NiMH rechargeable battery pack; alkaline battery compartment (batteries not included); 6.4V battery charger; remote control and 2 AA batteries; detector with clamp and 9V battery; tripod; 13' grade rod; magnetic target; tinted glasses; and hard-shell carrying case.
No. 17
Topcon RL-H5B Leveling Horizontal Rotary Laser w/Bonus Field Book,400m Laser
  • MULTI-PURPOSE LASER: Grading, excavating and general construction projects are perfect applications for the RL-H5B. With the IP66 rating, the RL-H5B is "job site tough" and can withstand dust, a sudden shower and even torrential rainfall.
  • LONG RANGE WITH HIGH ACCURACY: Need to shoot elevations up to 400 m from your laser? No problem - this instrument has the power and range to cover a 400 m diameter job site.
  • KIT COMPONENTS: includes the RL-H5B Laser, LS-80 Sensor, Sensor Holder, Batteries and Carry Case.
No. 18
Johnson Level & Tool 40-6515 Self-Leveling Rotary Laser, Red, 1 Laser Level
  • ROTARY LASER LEVEL: This rotary self-leveling leveler in the horizontal plane and manually levelling leveler in the vertical plane is a workhorse for small job sites. It features an illuminated vertical vial and changeable rotational speeds of 200; 400; or 600 RPM.
  • HIGH ACCURACY: With the visual and audible alarms; this rotary laser makes accuracy easier to achieve. The alarm will notify you if the rotary moves outside its levelling range; and the locking pendulum will secure the inner pendulum during travel.
  • BATTERY LIFE: This self-leveling rotary is powered by four “AA” alkaline batteries (included); providing approximately 20 hours of continuous operation with an accuracy of 1/8"/50 ft. and without sacrificing performance.
  • APPLICATIONS: This red rotary laser is ideal for small job sites. It can be used vertically or horizontally for excavations; landscaping; fence lines; wainscoting; drop ceilings; and many other applications.
  • PRODUCT SPECIFICATIONS: The dimensions of this self-leveling laser are 6.61" x 4.96" x 6.69". It has a weight of 3.30 lbs. The laser level has an IP protection class rating of 54 and a self-leveling range of ±3°.

How to choose a good rotary lasers

Does the idea of finding a fantastic rotary lasers make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in rotary lasers. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top rotary lasers products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top rotary lasers on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top rotary lasers brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top rotary lasers based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the rotary lasers were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good rotary lasers, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your rotary lasers.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting rotary lasers for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our rotary lasers. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what rotary lasers should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on rotary lasers.