GPS navigation keychain

At present, there are a variety of GPS navigation instruments on the market, although powerful but complex operation, young people can use it, but it is not suitable for the elderly and young children, and the elderly and children are the most often lost people.

GPS navigation keychain is small in size, specific in function and simple in operation. Designed for people who can't find their way home. All you have to do is press a button before you go out and let it remember where your home is. When you get lost, press another button, it will point out the way home, follow the direction pointed by the arrow, you can get home.