Receiving frequency: 10KHz
Detectable spectrum: 635 ± 10nm (red)/520 ± 10nm (green)
Weight contain battery: 250g
Physical dimensions (L * W * H): 160 * 80 * 26mm
Reception window height: 77mm
Numeric readout height: 60mm
Accuracy(Fine):《1mm @ 10m
Accuracy(Coarse):《2mm @ 10m
Working range: 1-70m
Battery: 2 * 1.5V AA batteries
Automatic shutoff: 30 minutes
Operating temperature: -10 ℃ to 50 ℃