Laser distance meter Bosch GLM 50-27 C PROFESSIONAL 50 m accuracy 3 mm

The Bosch GLM 50-27 C Professional is a compact laser distance meter with a measuring range of 0.05–50 m and an accuracy of 3 mm. Designed for demanding jobsite conditions, it combines IP65 dust/water protection, shock-absorbing housing and tolerance to 1.5 m drops with Bluetooth® connectivity for quick data transfer and documentation via the MeasureOn app. The device offers an extended battery runtime compared with its predecessor, multiple measurement units and an intuitive colour display with a help function.

Advantages

This laser measure provides reliable, precise distance readings up to 50 m with ±3 mm accuracy and supports fast documentation through Bluetooth and the Bosch MeasureOn app. Its rugged IP65-certified design and shock-absorbing housing resist drops from 1.5 m onto concrete, while sound and vibration feedback confirm successful measurements. The unit’s compact size and multiple measurement units facilitate easy handling on varied tasks.

Suitable for

• Architects and site planners for measuring rooms and wall areas
• Electricians for planning cable runs and fitting elements
• Contractors and builders for calculating material requirements
• Interior fitters for placing and aligning fixtures

Key specifications

• Measuring range: 0.05–50 m
• Accuracy: ±3 mm
• Protection class: IP65
• Drop resistance: up to 1.5 m onto hard concrete
• Connectivity: Bluetooth®
• Display: high‑contrast colour display with help function
• Power supply: AA batteries
• Enhanced battery runtime vs. predecessor model

How to use

Point the laser measure at the target surface and trigger a measurement using the main button. Read the result on the colour display in the chosen measurement unit and use the device functions to perform single, continuous or area/volume calculations. For documentation, pair the meter with a smartphone via Bluetooth and transfer measured values to the Bosch MeasureOn app. Turn the device off manually or allow the auto power-off function to save battery life.

Usage recommendations

To ensure accurate results, aim at flat, reflective surfaces where possible and avoid strong ambient light on the measurement path. Replace AA batteries before long measurement sessions and use the MeasureOn app for organised documentation and backup of measurement data.