This is a Smart Mini GPS Tracker Anti-Lost Waterproof Bluetooth Tracer For Pet Kids, Green. This anti-lost device is a product based on Bluetooth 4.0 low-power technology.APP software to connect with mobile devices such as mobile phones via Bluetooth, the user can easily lose items and valuables (such as keys, portable Packages, etc.) are bundled together to realize the functions of reminding the items to be lost and finding the mobile phone. The Module can Work until 25 meters with Bluetooth. It can be done through the mobile phone itself via the android app
