This 4-in-1 Emergency Tool features 9 flashing LEDs to warn others of your peril, a glass break hammer, a white bulb flashlight on its top and a seatbelt cutter. Think of it as extreme mini-jaws of life. The device is waterproof and comes with 2 AA batteries. It attaches to any metal surface with the magnet on its bottom. The tool has a special holiday price of $18.95 with free shipping, less if you order in quantity.