LED Flashlight: 1) CE,ISO9001:2000 2) Low power consumption design 3) Factory manufacture ,Can offer OEM, ... by on/off switch; a 2-way switch: 21 LEDs on; 20 LEDs on.Led Flashlight,Rechargeable flashlight,led torchLED: 20,21 ... -60Hz,keep charging 12 hours.2.Output voltage:DC4V3.Exquisite and easy to carry for travel or emergency using Rechargeable Battery LED Flashlight