The main shell of this LED light is made of aluminum alloy and ABS, which is strong and durable. It can be used as a bottle opener or, keychain. This keychain light is rechargeable and has three light sources: white light, warm light, and red light. Multiple lighting modes can be selected at will to meet different lighting requirements. It can be used in car maintenance, camping, warehouse, patrol, exploration, daily emergencies, and other occasions.