The Epic 1900 is crafted with care and engineered with the latest technology to ensure the greatest performance and reliability without compromise. It comes with a Genesis branded and customized 18650 rechargeable batteries incorporating a direct USB port for more charging versatility and the largest battery capacity available in the market today. The Epic’s maximum output of 1900 lumens is reached in Turbo mode and several other modes to choose from including Strobe and SOS. It features a 4 power level indicator located on the side switch for better power management. The TIR lens offers an unparalleled smooth beam that makes the Genesis Epic the absolute companion whether your life depends on it or for the pleasure of adventure.