... button Color:Black3. Driver:Compatible with 3V-18V Voltage,constant current out put current 950 mA4. Good battery compatibility,Ni-CD 2C, ... door to door service,by sea,by air ,etc.ApplicationThe LED flashlight is ideal for hiking, map reading, night fishing, ... We have our own factory since 1998, specializing in manufacturing LED flashlight,solar flashlight ,head light ,camping light bicycle light,etc ...