Window breaker features a silicon steel alloy hammer and a high-pressure spring mechanism, enabling quick window breakage even underwater. It includes a stainless steel seatbelt cutter for fast one-handed operation in emergencies. Designed with a safe U-shaped structure, anti-slip handle, and grip, it fits securely in one hand and is suitable for adults and teens. Compact and lightweight at 2.8 inches and 0.06 lbs, it can be attached to keys or stored in the vehicle.
