Measurement Range: 0.5 M～50M.
Resolution: 0.001M.
Typical Accuracy: ±2mm.
Measure Speed: 0.5 sec.
Laser Type: 650 nm，Class II，﹤1mW.
Laser: 30 seconds.
Automatic Switch-off.
Operation Temperature: 0℃～40℃.
Storage Temperature: -20℃～60℃.
Power supply: 9V Alkaline or NiCd battery
Battrty Life: Up to 5000 measurement.
Dimension: 104.7×61×32mm .
Weight:approx. 150 g (including battery).