Quark Black 123 XP-G Tactical LED Flashlight - S2 174 ANSI Lumens LED Emitter: Premium Cree XP-G S2 174 ANSI-Lumens / .6 Lumens Moonlight 5 Current Regulated Output Levels and 3 Flash modes: Strobe, SOS, Beacon T-6061 Aircraft-grade Aluminum Body with a Type III Hard Anodized finish; Fully knurled and includes Impact-resistant glass lens with Dual-coating Reversable/Removable Clip, Flexible & secure finger grip accessory, IPX-8 Waterproofing Powered by: 1 CR123A battery (included) with a Voltage range of 0.9V ~ 4.2V