Never lose your keys/wallet/phone. Size: 5.2 x 3.1 x 1.1 cm. Compatible devices: iPhoneX/8P/8 /7P/7/6SP/ 6S/6P/6/5S/5C/5/4S, iPad 5th/4th/3rd generation, iPad mini, iPad Air, Air2 ipad Pro iPod touch (5th generation).
Suitable for: wallet, car, child, pets, bags, suitcase or other belongings. How to use it: download an iTracing app (free), open your Bluetooth and connect it. you to the tracker, then you can use it.