best military tactical flashlight 1.Compatible with 3V-18V Voltage 2 ... /ctn 1.Using the latest CREE Hight Power LED P4 Cup Light up to 500 lumens brightness ... to door service,by sea,by air ,etc.ApplicationThe LED flashlight is ideal for hiking, map reading, night fishing, ... own factory since 1998, specializing in manufacturing LED flashlight,solar flashlight ,head light ,camping light bicycle light,etc..