Acebeam W35 Zoom LEP USB-C Rechargeable Flashlight LC DEL Lens 2600 Meters of Beam DistanceW35 is the first LC DEL(Liquid Crystal Diffractive Electro optic Lens) zoom LEP flashlight, the simple electronic switch operation can achieve light easily shaped electronically from narrow spots to wide floods without any mechanical systems, without additional optics, and without changing size, brings the max beam distance of 2600 meters, and max 800 lumens brightness, uses the Acebeam 21700 battery and comes USB C charging port on the tail cap,