FunctionOur car safety hammer can deal with many kinds of emergencies and keep you and your family safe. It can quickly break the car window, and the seat belt cutter can help you cut the seat belt, allowing you to escape safely. Our window breaker tool can be used underwater and can be operated with one hand, which is very convenient. [High quality] The surface of our car safety tool 2 in 1 is made of aluminum alloy, which is strong and durable, with strong destructive power, which can effectively break car windows and penetrate all kinds of glass easily. The seat belt cutter is made of tungsten steel, which is harder than steel and can cut seat belts quickly. The product weighs only 90 grams, very light, easy to carry and reusable. [Design] The safety hammer has a self-adhesive backing, you can hang it near the car window or you can hang it on the car keys. The surface of the product is frosted and polished, which will not cut your hands. 2 in 1 design, you just need to open the cover to use the cutter. WIDE USAGEVery suitable for dealing with various emergencies, such as car accidents, fires, cars flooding, first aid evacuation, standing water, waterfalls, etc. The car safety hammer can help you escape danger. [Attention to safety] I hope everyone can prepare a car safety hammer, but I hope you don't. won't need to use it. Dear friends, everyone should pay attention to driving safety and personal safety, avoid drunk driving, and obey traffic rules. At the same time, pay attention to the safety of using fire and electricity, thank you. [size] about 10*2cm