Lightweight and Portable: This car escape tool measures only 3.6 inches, making it compact and lightweight. It does not take up space in your vehicle and can be attached to a keychain for easy carrying. Each safety hammer includes a base with adhesive backing for secure mounting in your car. Ideal for multiple placements, such as front and rear seating areas.Essential Safety Tool for Automobiles: This underwater safety window breaker and seatbelt cutter helps you and your family escape quickly during emergencies. The window breaker functions effectively even underwater,, providing reliable performance in situations like vehicle rollovers, electrical failures, car fires, floods, submersion, and other unexpected events.Vehicle Window Breaker: This 2-in-1 safety hammer features a built-in high-pressure spring and a durable tungsten steel tip with a hardness of 55 HRC. With an impact force of 20KGF, it instantly shatters side window glass. Note: The metal tip remains recessed within the tool and only extends upon activation during glass impact.Easy to Use for All Ages: Designed for universal use, this compact window breaker and seatbelt cutter allows anyoneincluding adults, seniors, and older childrento break a side window with minimal finger pressure. It enables fast escape within seconds during an emergency.Seat Belt Cutter: The safety hammer includes a concealed sharp stainless steel U-shaped blade designed for safe handling and to prevent accidental injuries. To use, simply position the U-shaped blade against the seat belt and push forward to quickly cut through a jammed belt.