VIPERTEK Heavy Duty Stun Gun Rechargeable LED Zoom Tactical Flashlight 400 Lumen tactical field light with added security of a heavy duty stun gun LED Flashlight with Adjustable Light Focus (Zoom) and 3 Modes: High, Low, Strobe Type III aircraft grade aluminum alloy body with anti-roll design; 100,000-hour bulb Internal Rechargeable Battery - No expensive batteries to buy. Convenient Size: 7.5" Lifetime Warranty