Suvival Tactical Waterproof XML T6 1600LM 5 Mode Zoomable LED Flashlight Aluminum Alloy XM-L T6 LED Adjustable Focus Torch,Super Bright,it can make blinding effect 5 Modes: high / middle / low / strobe / sos Crenellated strike bezel for enhanced self-defense With a lifespan of up to 100,000 hours or more, no need to consider replacing the cap for the whole life Made of high quality 6061T aluminum alloy, this flashlight is sturdy and durable enough for long time daily using