Brightness reaches 5,000lumens by one single CREE XHP70.2 LED and one single 21700 battery Maximum beam intensity of 57,600cd and maximum throw of 480 meters Powered by a 21700 battery, recommend Acebeam USB-C rechargeable 21700 Li-ion battery (5100mAh) 6 brightness levels option plus special Strobe An updated homogeneous optical lens provides better light quality with a soft and balanced beam The aggressive strike bezel is used to break windows or defend in an emergency situation Toughened ultra-clear glass lens with anti-reflective coating Dual switches for easy and fast operation The power indicator indicates the remaining battery power Lockout mode prevents accidental activation Highly efficient constant current circuit design (Non-PWM) Intelligent temperature regulation and protection adjusts output performance to prevent overheating All circuitry contact points are gold-plated, providing better conductivity and superior durability Strobe mode disorients an attacker without excessive force Size: 152mm (Length) x 54.2mm (Head Diameter) x 25.4mm (Tube Diameter) Weight: 161g(5.68oz.) w/o battery Impact resistance to 1 meter IP68 waterproof (5 meters submersible)