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 ring. Quality Guarantee: The case is made with PC material, which is far more solid than ABS material. keychain car escape tool safeguards your daily life with reliable quality. Delivery Quantity: 1pc Package Contents: Only the above package content, other products are not included. Size: 8.3*3.6*2.2cm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Colour: Black (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)