Wavelength (nm)	593.5
Output power(mW)	0.6~2
Transverse mode	TEM00
Beam divergence, full angle (mrad)	<1.5
Beam diameter at the aperture (mm)	~1.5
Swich	push button
Surface colour	black
Power supply	2×AAA/1.5V batteries
Operating lifetime(hours)	3000-5000
Warranty	6 months