Level Range Finder Distance Meter 40M 60M 80M 100M Rangefinder Ruler Finder Diastimeter Tape Measure D1013 ,Rugged Design

Acurracy: ±2mm (0.079inch) Dust & Splash proof IP 54 Operation temperature 040C (32~104F) Storage temperature: -20~60C (14~140F) Power supply: 2 x 1.5V AAA battery