Specification

Laser Wavelength: 532nM Green
Laser Power: 20mw
Laser Flashlight Range: >200 yards in the night 
Battery: 1x CR123A (Included)
Weight: 210g (7.4 Ounces)
Length 155mm (6.1 inch)
High quality aluminum alloy in durable black matte finish
Weather proof and shock proof
Picatinny rail mount with windage and elevation adjustment
Mountable on rifle scope with supplied ring adapter
 

Package Contents
30mm / 25.4mm scope ring mount
1xPressure switch
1x3.7V CR123A rechargeable batteries 
1 xRecharger
2xAllen wrench

We can do your LOGO on the products if more than 20pcs.