Hard anodized aerospace-grade aluminum body and toughened ultra-clear mineral glass lens make the exterior very durable Comes standard with smooth reflector for greater throw distance Advanced temperature regulation (ATR) technology prevents dangerous overheating Internally rechargeable while using 18650 battery via Micro-USB charging port Power indicator built right into side switch to monitor the flashlight's charge Unique tri-colored tactical lights that can be used for signaling and much more Features 4 Specialized Settings (can be memorised for instant access): Strobe Setting S.O.S. Setting Location Beacon Red/Blue Warning Signal Features spring-loaded impact absorption mechanism and reverse polarity protection to prevent internal damage INCLUDED IN BOX Holster Lanyard Tactical Ring NL183 battery RSW1 Remote Switch USB Charging Cable