Our LED mini portable flash is made of reliable high quality aluminum alloy and ABS Plastic. Mini size is lightweight and small enough and fits your hands. It's also strong enough to last for a long time to light your way and small dark spaces. Lightweight enough to clip to your belt, easily removeable. Unscrew the back cover of the flashlight, take out a round white slice, and there is no switch button, just need to tighten the lamp cover up to make it work. The round white piece is an insulating sheet, once it has been taken out, the flash will work. Featuring with keychain design, these small flashlights are compact enough to fit in your pocket, backpack, or purse without tearing, suitable for cycling, hiking, camping, hunting, travelling and other outdoor activities.