Measuring Range:0.05-40m
Accuracy of Measurement:±1.5mm
Laser Diode:620-650nm, P<1mW
Laser Class:2
Min.  Display Unit:1mm
Auto Off(Without Operation for):180s
Battery Life(Indivdual Measurment): 5000 times 
Battery Specification:2x1.5V LRO3 AAA
Working Temperature:-10°C~+50°C
Storage Temperature:-25°C~+70°C
Product Size:122x46x25mm
Net Weight:95g