Tactical Flashlight for Byrna - 250 Lumens - Picatinny with Strobe option The tactical flashlight provides 250 Lumens of vibrant white light with up to 3 hours of use. Ultra-light and durable. Weighing less than 3 ounces. 2 Modes - Flashlight on and also defensive strobe mode. Two independent buttons. Rapid-Rail clip. The flashlight is designed to rapidly attach/detach from the Byrna SD. The mount of the flashlight is compatible with most of the weaver and Picatinny accessory rails. Rugged and durable with lightweight anodized aviation aluminum-alloy body and shock-mounted glass lens. The waterproof grade of the tactical light is IP68. Light is powered by 1 3V CR123A lithium battery (included in purchase)