Xlim Smart Tracker
Put the Xlim smart tracker inside your Xlim wallets and connect it with your phone. When disconnected, the phone will track the wallet's location by Bluetooth/GPS and send out an instant sound alarm. Both iOS & Android supported.
5 H X 25 W X 38 L mm (0.2" H x 0.98" W x 1.5" L)
iOS & Andriod