Meet Ping: a compact GPS tracker that lets you track your pets, kids, and valuable items with accuracy. It has a 300 mAh battery that lasts about 3 months. The device is compatible with iOS and Android devices. It has a button you can push to check in. Double tap it to send a SOS alert.
Ping combines Bluetooth, GPS, and Cellular technology to offer accurate tracking. It is waterproof to 10 meters.