Bosch Professional GLM 50 C laser measure with Bluetooth data transfer and IP65 protection
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Product description
The essentials
If you measure a lot on site, or you regularly need to document measurements for someone else, the Bosch Professional GLM 50 C is built for that kind of workflow. It’s a laser measure aimed at practical use: a visible green laser, a colour display for quick reading, and Bluetooth data transfer so you can share results via the MeasureOn app.
It’s not the sort of tool you buy just to “measure sometimes”. On paper, it makes more sense if you’re doing repeated tasks—room checks, dimensions for reporting, or capturing measurements as you go—where speed and clarity matter. Also, you get a help function with simple animations that explain the modes, which is handy if you don’t want to keep guessing what a button does.
What you’ll notice day to day
The green laser beam is the headline for visibility. Compared with red lasers, it should be easier to see over longer distances in indoor spaces with plenty of light, which is exactly where many people find basic laser measures frustrating.
Then there’s the interface: a colour screen plus a vibration motor for feedback. That combination can feel like the difference between “I got the number” and “I’m confident the reading is right”, especially when you’re working in awkward positions or away from the tool.
There’s also the included 360° inclination sensor. In practical terms, that means you’re not limited to perfectly level surfaces when you take readings—useful when you’re checking distances off a sloped line or measuring around real-world room geometry.
And yes, the Bluetooth angle matters too. With the MeasureOn app, you can attach measurements to documentation like plans, photos and notes, and access projects in the cloud from other devices.
Key points for the way you work
The connectivity story here isn’t just a gimmick. The tool is designed to support documentation quickly—rather than you writing figures down, later retyping them, and hoping nobody misread a scribble.

A micro example: imagine you’re measuring a living room for an installation. You take a few key lengths, capture the scene with photos in the app, and add notes straight away. Later, you or your client can view the project on another device, which can save time compared with paper-based workflows.
One small limitation to bear in mind: the value of the Bluetooth transfer depends on whether you actually use the MeasureOn app and cloud projects in your working routine. If you never document or share measurements digitally, you may not get the full benefit.
Tech specs
- Name: Bosch Professional Laser Measure GLM 50 C
- Type: Laser measure with data transfer via Bluetooth
- Range: 0.05–50 m
- Inclination sensor: 360°
- Power: 2 x 1.5 V batteries
- Laser visibility: green laser beam
Where it shines, and where it may fall short
On the durability front, this model is designed for site life. It’s rated IP65 and has a stated drop tolerance of up to 1.5 m onto hard concrete, which is reassuring if you’ve ever had a tool end up on the floor during busy days.


It’s also positioned as a sturdier, more “proper job” laser measure rather than a casual DIY gadget. The protective bag included is a sensible extra for storage and keeping dust and knocks down.
Not the best choice if you want something very basic and budget-first. If you only need occasional measurements and you won’t use the app, Bluetooth transfer and the extra interface guidance, you could decide you don’t need this level of features.
What’s included (and why it matters)
In the box you get the Bosch GLM 50-27 CG laser measure, plus the MeasureOn app support, batteries (Li-Ion battery with 3.7 V is listed), a USB-A to USB-C cable, a fixing strap, and a protective case/bag. Having the charging/data cable and the carry setup from day one makes it easier to get going straight away.

Buying verdict
A solid pick if you need a readable laser measure for long-ish indoor distances, you value the green laser visibility, and you want Bluetooth-based measurement documentation through MeasureOn.
It’s not for you if you only do quick, infrequent measurements and you won’t benefit from digital project capture and sharing—then the extra connectivity and app workflow can feel like wasted complexity.
Mini FAQ
Does the GLM 50 C suit bright indoor rooms?
It’s specifically positioned around improved visibility from its green laser, which should help in interiors where light can make red lasers harder to read.
What does “Bluetooth data transfer” practically mean?
It means measurements can be sent to the MeasureOn app for documentation, including plans/photos/notes tied to cloud projects.
Is it meant for jobsite use?
Yes, it’s described as IP65-protected and built to handle drops up to 1.5 m onto hard concrete.
Can it handle uneven or angled surfaces?
The 360° inclination sensor is there to support measurements where the surface isn’t perfectly level.
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