Mini Smart GPS Tracker Wireless Bluetooth Anti-Lost Device Key Finder Locator Anti Lost Alarm Sensor Kids Pets Key Description: Material: ABS Battery type: CR2032 Compatible platforms: ANDROID, iOS Bluetooth version: 4.0 Standby time: 3~6 months APP: Kindelf Wireless distance: 20-40 meters Specifications: Two-way anti-lost relative distance between mobile phone and the device exceeds the set warning range, and a buzzer alarm will be issued immediately At the same time, you can find items through your mobile phone, and you can also find your mobile phone through this device -click find Use APP to make items respond, Double-click the button to find the phone management Multi-task management function, devices Connect a mobile phone at the same time, and remind at the same time Location tracking The anti-lost device is disconnected from the mobile phone, APP The location before disconnection will be recorded on the map. Network lookup Pets and loved ones are lost, and the APP looks for them together Ultra low power consumption This product uses low-power Bluetooth 4.0 version, a button battery lasts for about 3~6 months Wide applicability This product is small in size and easy to carry. It can be carried through mobile phone binding for keychains, wallets, suitcases, pet hanging necks, etc.! Package Included: smart tag *1