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BOSCH GLL50-20G 50 Ft Green-Beam Self-Leveling Cross-Line Laser, Includes Integrated Magnetic Mount, 2 AA Batteries, & Soft Pouch
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Purchase options and add-ons
| Brand | Bosch |
| Material | Plastic, Rubber |
| Color | Blue |
| Product Dimensions | 4.1"L x 2.5"W |
| Style | 50ft |
About this item
- POWER FLEXIBILITY: The laser works with two AA batteries (included) or Bosch's 3.7V Lithium-Ion 1.0 Ah battery (sold separately), for less downtime on the job.
- DURABLE: The laser is IP55 rated to withstand tough jobsite conditions such as rain or dust.
- ACCURACY: The laser has bright, thin lines that level within 5/16 inch accuract at 30 feet.
- GREEN-BEAM: The laser lines are up to 4x more brighter than standard red beams.
- SELF-LEVELING- The smart pendulum system self levels and indicates out-of-level condition by blinking and locks when switched off for secure transport.
- EASY-TO-USE: The laser is egonomic, compact and lightweight for easy use and storage.
- INTEGRATED LASER MOUNT: The laser is equipped with a magnetic mount for use in all types of working environments.
- CLASS II LASER: 630 - 650 nm; <5 mW.
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THE MORE YOU BOSCH, THE MORE YOU FEEL LIKE A BOSCH
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BOSCH MEASURING TOOLS
Measuring tools from Bosch offer outstanding precision and the greatest ease of use. Due to their robustness, the digital measuring tools assure the most accurate results also in day-to-day construction site applications – whether it be levelling, measuring distances, angles and inclines, or detecting all different kinds of materials.
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NEW PRODUCTS
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DETECTION
With the professional detectors from Bosch, you will find magnetic and non-magnetic metals, power cables, wooden substructures or even plastic pipes. Achieve precise and easy problem analysis with Bosch's intuitive thermal detectors, providing accurate measurement of temperature and humidity alongside fast documentation thanks to the integrated camera.
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DETECTION
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LASER DISTANCE MEASURES
The laser measures from Bosch are ideal for every professional user who wants to take exact measurements quickly. Equipped with state-of-the-art laser technology, Bosch measures deliver results with maximum precision and reliability.
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LASER DISTANCE MEASURES
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INTERIOR LEVELING
Precise lines with high visibility for the professional user. Fast horizontal and vertical alignment of lines: Effortless and highly precise with the self-leveling line lasers from Bosch. Sturdy, robust, practice-oriented – the easy-to-operate line lasers quickly deliver precise results both indoors and outdoors.
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LINE & POINT LASERS
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EXTERIOR LEVELING
Precise leveling and fast alignment of objects: the robust and easy-to-operate rotary lasers from Bosch make both indoor and outdoor work easy. Pair with high-performance, handy receivers for precise transmission up to 200 m.
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ROTARY LASERS
From the manufacturer
POWER FLEXIBILITY
Works with (2) AA batteries (included) or Bosch’s 3.7V Lithium-Ion 1.0 Ah battery (sold separately), for less downtime on the job.
JOBSITE TOUGH CONSTRUCTION
IP 55 rating offers dust and water resistance.
INTEGRATED MULTIPURPOSE LASER MOUNT
Positions and mounts with magnets or threaded mounts (1/4 In. – 20).
BRIGHT GREEN-BEAM LASER
Projects up to 4X brighter than standard red beams.
CROSS-LINE MODE
Projects two bright, level and plumb lines.
SMART PENDULUM SYSTEM
Self levels, indicates out-of-level condition by blinking and locks when switched off for secure transport.
FULL RUBBER OVERMOLD HOUSING
Helps protect every major impact point, with a design similar to a roll cage.
ERGONOMIC, COMPACT AND LIGHTWEIGHT
Making the laser easy to use and easy to store.
SECURE LASER TRANSPORT
After switching off, pendulum locks for secure transport.
Product Description
The Bosch GLL50-20G Self-Leveling Cross-Line Laser projects two level and plumb green beams that are up to 4X brighter than standard red beams. Featuring a 65 feet range that allows for leveling within a 1/4 inch accuracy at 30 feet, it’s a must-have for any tool bag. With its power flexibility, operate using the included AA batteries or purchase the Bosch 3.7V Lithium-Ion 1.0 Ah Battery (sold separately) that can even be used while charging to diminish downtime. Built-in VisiMax™ Technology optimizes line visibility and runtime for working conditions to further maximize usage. Its ergonomic, compact, lightweight design and IP55 dust- and water-resistant rating, provide for both comfortable and dependable operation. The full rubber overmold housing helps protect every major impact point, acting like a roll cage to safeguard the tool. Equipped with a Smart Pendulum System, the tool self levels, will indicate any out-of-level condition by blinking and then locks when switched off for secure transport. Simply tilt the laser to use the lines at an angle with ease. Position the tool with the included integrated magnetic mount or utilize the 1/4 inch threading mount that fits with like-sized tripods.
Product information
| Brand Name | Bosch |
|---|---|
| UPC | 000346812299 |
| Global Trade Identification Number | 00000346812299 |
| Manufacturer | BOSCH |
| Manufacturer Warranty Description | Bosch measuring and layout tools are covered by a one year limited warranty with an additional year when you register your tool within eight weeks of purchase - for details, call 1-877-BOSCH99 |
| Model Number | GLL50-20G |
| Manufacturer Part Number | GLL50-20G |
| Item Type Name | Horizontal and Vertical Green-Line Laser Level |
| Unit Count | 1.0 Count |
| Included Components | Green-Beam Self-Leveling Cross-Line Laser, Integrated Magnetic Mount, (2) AA Batteries, Soft Pouch |
| Best Sellers Rank |
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| ASIN | B0CKKK3CK1 |
| Customer Reviews |
4.6 out of 5 stars |
Warranty & Support
Feedback
| Color | Blue |
|---|---|
| Style Name | 50ft |
| Item Dimensions L x W | 4.1"L x 2.5"W |
|---|---|
| Item Weight | 0.77 Pounds |
| Operation Mode | Automatic |
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| Material Type | Plastic, Rubber |
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Top Brand: Bosch
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Reviews with images
Makes big projects much easier and precise.
Top reviews from the United States
- 5 out of 5 stars
Great beam visibility & easy to use! I love the self leveling feature!!!
Reviewed in the United States on March 29, 2026Works great with my camera tripod and the magnetic backing is strong if I want to set it on my portable workbench.
Green light beam is strong for my use in the house and garage! I find the self-leveling feature is very convenient and a must have to make quick work for my DIY projects.
It was professionally packaged and the included pouch is very nice to have when storing after use; keeping my tools clean and protected when in my garage is important to me.
One person found this helpfulSending feedback...Sending feedback...HelpfulThank you for your feedback.Sorry, we failed to record your vote. Please try againThanks, we'll investigate in the next few days.Sorry, We failed to report this review. Please try again - 5 out of 5 stars
Bosch Digital Level – Precision and Quality at Its Best!
Reviewed in the United States on February 11, 2025Why I Love It:
✅ High Accuracy: The digital display provides incredibly precise readings, making it ideal for professional and DIY projects.
✅ Easy-to-Read Display: The illuminated, large LCD screen ensures clear visibility, even in dimly lit environments.
✅ Durable and Sturdy: The rugged construction with IP-rated protection makes it resistant to dust and water.
✅ Multiple Measurement Modes: It supports various angle measurements, including degrees, percentages, and millimeters per meter.
✅ Audio Indicator for Alignment: The beep function helps when you can't keep your eyes on the display, which is a great feature for hands-free leveling.
✅ Long Battery Life: It lasts through extended use, making it reliable for both indoor and outdoor jobs.
6 people found this helpfulSending feedback...Sending feedback...HelpfulThank you for your feedback.Sorry, we failed to record your vote. Please try againThanks, we'll investigate in the next few days.Sorry, We failed to report this review. Please try again - 5 out of 5 stars
Good level for the money
Reviewed in the United States on April 16, 2026Great product
Sending feedback...Sending feedback...HelpfulThank you for your feedback.Sorry, we failed to record your vote. Please try againThanks, we'll investigate in the next few days.Sorry, We failed to report this review. Please try again - 4 out of 5 stars
Good for straightforward, simple tasks, but line width isn't great
Reviewed in the United States on April 24, 2026Had never used a laser level before, and I'm sorry I waited so long. This works very well.
However, I'm giving it 4 stars, as the line width isn't great. Not a huge deal for most situations, but the level line isn't perfect (I suspect none are), which is why you need to be able to see how far off it is. But this one makes that harder than necessary because you have to work around the limited width.
Sending feedback...Sending feedback...HelpfulThank you for your feedback.Sorry, we failed to record your vote. Please try againThanks, we'll investigate in the next few days.Sorry, We failed to report this review. Please try again - 5 out of 5 stars
This works great
Reviewed in the United States on May 8, 2026I have been using it to help me put up shelves that are level. I put it on a tripod across the room when I'm putting up shelves.
Sending feedback...Sending feedback...HelpfulThank you for your feedback.Sorry, we failed to record your vote. Please try againThanks, we'll investigate in the next few days.Sorry, We failed to report this review. Please try again - 5 out of 5 stars
Great lil level
Reviewed in the United States on April 8, 2026I really like this little guy. I can actually see it except for in the full sun it’s still hard to see. But still a very good level.
Sending feedback...Sending feedback...HelpfulThank you for your feedback.Sorry, we failed to record your vote. Please try againThanks, we'll investigate in the next few days.Sorry, We failed to report this review. Please try again - 5 out of 5 stars
Very visible even in daylight
Reviewed in the United States on May 7, 2026Great value for the price. The laser has excellent self leveling and is bright even in daylight settings. I don't know how I got by without one for so long!
Sending feedback...Sending feedback...HelpfulThank you for your feedback.Sorry, we failed to record your vote. Please try againThanks, we'll investigate in the next few days.Sorry, We failed to report this review. Please try again - 5 out of 5 stars
Review
Reviewed in the United States on May 6, 2026Does the job nicely.
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Top reviews from other countries
Jose5 out of 5 starsBosch laser level
Reviewed in Australia on July 13, 2024Works very well and great price
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JUAN CRUZ OCHOA RUIZ5 out of 5 starsBUEN PRODUCTO DE CALIDAD Y PRACTICO
Reviewed in Mexico on February 25, 2026BUEN PRODUCTO CALIDAD PRACTICO PARA SUS FUNCIONES
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William Savoie5 out of 5 starsA must if you own a house
Reviewed in Canada on May 27, 2026I installed 5 sets of shelfs, 1 sliding barn door, 2 mirrors, 3 paintins, 1 coffee shelf and 1 jacket hanger very easily and PERFECTLY.
Sending feedback...Thanks, we'll investigate in the next few days.Sorry, We failed to report this review. Please try again
TJHarding4 out of 5 starsDurable, compact & accurate
Reviewed in Australia on July 29, 2024Great value for money!
Sending feedback...Thanks, we'll investigate in the next few days.Sorry, We failed to report this review. Please try again
Juan5 out of 5 starscalidad precio
Reviewed in Mexico on March 28, 2025un láser básico de excelente calidad y materiales cumple su función bastante resistente se me cayo de una altura de 2mt y sin problemas, una luz muy nítida para interior esta perfecto con un alcance muy bueno, aunque si lo vas a usar en exteriores a plena luz de día tal vez no sea lo que buscas
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Product Summary: BOSCH GLL50-20G 50 Ft Green-Beam Self-Leveling Cross-Line Laser, Includes Integrated Magnetic Mount, 2 AA Batteries, & Soft Pouch
From Bosch
About this Item
- POWER FLEXIBILITY: The laser works with two AA batteries (included) or Bosch's 3.7V Lithium-Ion 1.0 Ah battery (sold separately), for less downtime on the job.
- DURABLE: The laser is IP55 rated to withstand tough jobsite conditions such as rain or dust.
- ACCURACY: The laser has bright, thin lines that level within 5/16 inch accuract at 30 feet.
- GREEN-BEAM: The laser lines are up to 4x more brighter than standard red beams.
- SELF-LEVELING- The smart pendulum system self levels and indicates out-of-level condition by blinking and locks when switched off for secure transport.
- EASY-TO-USE: The laser is egonomic, compact and lightweight for easy use and storage.
- INTEGRATED LASER MOUNT: The laser is equipped with a magnetic mount for use in all types of working environments.
- CLASS II LASER: 630 - 650 nm; <5 mW.
Product Description
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