KISSHI Car Safety Emergency Hammer is designed to do just that, with a car window breaker that can break windows glass in one go and a sharp seatbelt cutter at the other head that can quickly slice through jammed seat belts. The KISSHI Car Safety Emergency Hammer is your solution in critical moments. Its car window breaker delivers a forceful impact, instantly shattering glass, and the sharp seatbelt cutter on the other end ensures a quick slice through any jammed seat belts. Experience freedom in a flash with the KISSHI Car Safety Emergency Hammer! Breaking car side windows (10mm max thickness) takes just 1 second, thanks to the forceful release of an 8kg high-strength spring. The tungsten steel head, renowned for its high hardness and resistance to deformation, ensures durability beyond standard alloy heads. OUR GUARANTEE We are confident that we offer some of the best products on the market. Therefore, we provide a 30-day guarantee. We will make every effort to ensure that you are completely satisfied with your purchase. Online shopping can seem daunting. We want you to know that there is absolutely zero risk of purchasing something. We won't make it difficult if you don't love it. We offer email and ticket support 24 hours a day, 7 days a week. If you require assistance, please contact us. Please contact customer service if you have any problems with your purchase.