Features 1. Portable design: Multifunctional car window breaker with a sharp seat belt cutter for emergency use. 2. Durable construction: Made with tungsten steel tip hammer, capable of breaking glass even through sunscreen film. 3. Waterproof performance: Designed to withstand pressure and function effectively underwater for emergency escape. 4. Emergency safety tool: Equipped with a stainless steel blade to quickly cut seat belts during emergencies; easy to operate. 5. Compact size: Small and lightweight design allows it to be carried easily on keychains or stored in vehicles without taking up space, ensuring readiness. Specification Material: Steel + Plastic Color: Black, Red, Blue Size: 7.5 x 3.5 x 2 cm Weight: 45 g Package Includes: 1 x 2-in-1 Emergency Window Breaker (without test glass)