The Bosch Laser Rangefinder GLM 40 is an easy solution for accurate distance measurement. It combines ease of use with an intuitive keypad with a robust IP54 design for demanding tasks. User Benefits One button for everything - intuitive and easy measurement Compact - fits easily in any pocket Automatically adds measurements with the AutoSum function Indestructible - dust, splash water and shock protection on the construction site ISO certified rangefinder Clearly readable measurements thanks to illuminated 3-line display Technical data Measuring range 0.15 – 40 m Laser class 2 Measuring accuracy, typ. +/- 1.5 mm Measuring time, typ. < 0.5 s Measuring time max. 4 s Power supply 2 x 1.5-V-LR03 (AAA) Automatic deactivation 5 min. Weight, approx. 0.1 kg Length 105 mm Width 41 mm Height 24 mm Measuring units metric Battery life, individual measurements approx. 5,000 Dust and splash protection IP 54 Scope of supply: 2 x 1.5 V LR03 (AAA) batteries Protective pouch Manufacturer's certificate