Laser distance meter Bosch GLM 40 Professional — 0.15–40 m, IP54, digital display, memory, 2×AAA

The Bosch GLM 40 Professional rangefinder measures distances from 0.15 to 40 m with high accuracy and a compact, lightweight design. It includes area and volume calculation functions, a clear display and a simple interface for quick measurements on construction sites or at home. The device is battery powered (LR03/AAA) and rated IP54 for protection against dust and splashing water.

Advantages

The GLM 40 Professional combines a wide measurement range with precise results and user-friendly controls in a pocket-sized housing. Its IP54 rating increases reliability in demanding conditions, and long battery life (up to 5000 h) reduces downtime. Built-in calculation functions speed up common tasks such as area and volume estimation.

Suitable for

• Measuring room lengths and widths for renovation or layout planning
• Quick distance checks on construction and installation sites
• Estimating floor area and room volume for material calculations
• DIY home projects where compact, portable measurement is needed

Key specifications

• Measuring range: 0.15–40 m
• Power supply: LR03 (AAA) battery, 1.5 V
• Battery life (max): up to 5000 h
• Protection class: IP54
• Dimensions (W×D×H): 105 × 41 × 24 mm
• Weight: 90 g
• Brand/Model: Bosch GLM 40 Professional (MPN 0601072900, EAN 3165140790406)

How to use

Switch the rangefinder on, aim the device at the target point, and press the measurement button to read the distance on the display. Use the mode or function button to select area or volume calculations when needed: take the required consecutive measurements as indicated on the screen to obtain calculated results. Replace the LR03 (AAA) battery when the display shows low battery.

Usage recommendations

For reliable measurements, hold the device steady and ensure the target surface is reflective enough for the laser. Avoid direct exposure of the eye to the laser beam. Store the device in a dry place and replace batteries before long work periods to maintain consistent performance.