Life-Car-Key / Broken windows device

The car keys designed by us is not only a key to start up a car, but also can save a life in emergency. Usually, people wouldn’t act as normal in emergency, they may forget the safety hammer, even that they can’t remember where is it. We designed the life-car-key, which adds the function of breaking window glass. Compared with safety hammer, it’s more easily to be found, Therefore it increases the possibility of escape from car accident.