Wavelength:405nm
Output power : 200mW
Laser Color:Purple, violet, blue violet
Beam Divergence: <1.5mm
Operating Lifetime: 3000-5000hrs
Dimensions: 14mm dia X 160mm L
Batteries: Alkaline AAA x 2 PCS
Operating Current: 150mA
It's the best promotion product,high power 200mw purple laser pointer.