Upgraded 3 in 1 car window breaker, second car window breaker Product Description: Break the Window: In case of emergency, you can use your car kit to break the window, press the escape device to the end, broken glass, emergency escape.When testing the broken window function, please use it on glass or wood. Please do not use the broken window function on a soft plane. Seat belt Cutter: Pull out the escape device quickly from the key chain, then pull out the buckle, cut it off quickly, and get out of the emergency. Multifunction Application: 3 In 1 Window Breaking, including popping whistle for help,cutting the seat belt,crushing the window glass three functions. Portable & Easy to carry: Mini size design with keychain, lightweight easier to carry wherever you go. You can either put it in your pocket or connect to the key. Quality Guarantee: The case is made with PC, which is far more solid than ABS . keychain car escape tool safeguards your daily life with reliable quality. Including: 1x hammer