Features:Constructed of aluminum alloy with a hard-anodized surface.This keychain light with mini size and lightweight, easy to carry.Can be put into the handbag, wallet or pocket.Superior bright lightness and cover a long beam distance.ON/OFF only by rotating the light heads with one-handed easy operation.Suitable for camping, night walking or outdoor adventure activities.Specifications:Material: aluminium alloyColor: silver; red; purple; green; blue; black; gold(optional)Light source: 1pcs 1W LEDsMaximum range: within 50mBattery: built-in 4 * 1.5V/33mAh LR41Item weight: 17g / 0.6ounceItem size: 60 * 13mm / 2.36 * 0.51inPackage weight: 20g / 0.71ouncePackage size: 65 * 20 * 20mm / 2.56 * 0.79 * 0.79inNote: Please take out the insulating slice before use.Packing List:1 * Keychain