The output of the green beam is <5mW, the class is 3R. Very bright with such a small size tactical light, combining both highly visible green beam and 600 lumens of white light with a throw of 130 meters [???????????????????? ????????] Fits both GL and Picatinny rails, the adjustable sliding rail ensures the weaponlight can slide back and forth to lock down the best position [?????????????? ???????????? ?????? ??????????????????] Powered by a built-in lithium polymer battery, the outdoor pistol light is rechargeable via the magnetic charging port at the bottom. The low battery indicator alerts you when it's time to recharge [?????????? ???????? & ?????????? ??????] Green beam is added for greater accuracy and more options to select between white light only, green beam only, or both combined, as a perfect Christmas gift led lights [???????????? ???? ??????????????] The dual rear switches permit smooth momentary-on or constant-on activation; pressing by either hand with equal ease