Tactical FlashLight,Refun SK98 High-Powered Rechargeable Flashlight, Water Resistant outdoor tac light LED flashlight,Handheld Flashlight with Zoom Function and 5 Modes (battery not included) Energy-efficient despite the high-powered functionality taclight is environment-friendly and cost-efficient. Bulbs last more than 100,000 hours. 100% satisfaction and money-back guarantee Modes: Adjustable focus range for different usage, stretching to adjust 5 Mode,high brightness; Medium brightness; low brightness; Strobe (intermitent flashing); sos (emergency signal) Portable: 4.6 inches L x 1.25 inches width. Taclight is small enough to fit in your pocket, handbag, or car compartment, so you can take it with you wherever, whenever Rechargeablepowered by 1 x 18650 3.6v/3.7v battery(not included ) or 3X AAA battery( not included) High-power: taclight is made from air-craft Grade aluminum and can withstand extremes of temperatures, from freezing to boiling. It is Water Resistant and shock resistant