Smart Tag Anti-Lost Tracker Wireless Key Tracker GPS Locator for iOS/iPhone/Android

Compatible phones: for Android, it supports for Android 4.4 and above, supports Bluetooth 4.0.
For iOS, it supports for iOS7.0 and above, supports Bluetooth 4.0.
It is connected with the Bluetooth function of the mobile phone and the bidirectional search function can connect multiple anti-lost devices at the same time.