This car emergency tool features a powerful COB LED flashlight that illuminates even the darkest of situations. The tool also serves as a durable aluminum hammer, perfect for breaking window glass in emergency situations. Additionally, it features a built-in sharp knife that can be used as a seatbelt cutter. A magnet on the top of the tool provides added assistance in finding metal objects. It operates with 5 included LR44 button batteries. Material: Aluminum. Weight: 2.2 oz. Accessory: Button Cell 5*LR44.