Measurement accuracy, typical : +/- 2.0 mm
Measurement range : 0.2 m ~ 60 m
Min. unit : 1mm
Laser class : II
Laser diode : 635 nm, < 1 mW
Battery : 2 x 1.5V LR03 (AAA)
Battery life : ＞5000 times
Laser beam will go out : 2mins
Tool stops to work : 7mins
Storage temperature : -25oC~70oC
Working temperature : -10oC~50oC
Weight, approx. : 130g

Batteries
User Manual