Loot: 
Wavelength (nm): 473
Output power (mW): <5 mW
Cooling: Air
Beam divergence, full angle (mrad): <1.5
Beam diameter at the aperture (mm): ~1.5
Switch: Push button
Range in darkness (m): 1,000-2,000
Operating lifetime (hours): 3000-5000
Net weight of laser head (kg): 0.10
Dimensions of laser head (mm): Φ17×150(L)
Power supply: One CR2 3V lithium battery （included）
Warranty: 6 months
Output power (mW): <5 mW
Cooling: Air
Beam divergence, full angle (mrad): <1.5
Beam diameter at the aperture (mm): ~1.5
Switch: Push button
Range in darkness (m): 1,000-2,000
Operating lifetime (hours): 3000-5000
Net weight of laser head (kg): 0.10
Dimensions of laser head (mm): Φ17×150(L)
Power supply: One CR2 3V lithium battery （included）
Warranty: 6 months
