The Find it All Platform-Agnostic Bluetooth tracker is a universal tracking tag designed to help you worry less about losing your valuable goods. It enables you to locate your passport, keys, and more with a loud ring and with the help of the Apple Find My network or Google's Find My Device network. With the Apple Find My network, you will receive alerts when you go out of range of your tracker by more than 300ft. The tracker includes a replaceable CR2032 button cell battery with an estimated battery life of 12 months.