Viper Charge Rechargeable Sight Light

Rechargeable 3-Stage Universal Sight Light;Universal Fitting ? 1/4?-28, 7/16?-20, 3/8?-32;Rechargeable via Micro USB (cord included)

• 3 Stages of Brightness;Waterproof;Turn on and off by the press of a button;Charging time less than one hour; Runs for four hours on a single charge