Features: Brand new and high quality Two-way search. The mobile phone can find the anti-lost device, and the anti-lost device can also find the mobile phone. Bluetooth-compatible high-speed and stable connection. The built- in super 5.0 series Bluetooth-compatible chip is quick to find. The connection range is up to 50 meters, supporting all hanging objects. The Bluetooth-compatible 5.0 chip is used to achieve a stable link with low power consumption. CR2032 battery canbe used for the anti lost device to stand by for 3- 6 months. Specifications: Material: ABS Color: White / Black(optional) Support app: smart life /tuya Bluetooth-compatible version: 5.0 Indoor stable distance: about 15m Battery model: CR0232 Standby time: 3-6 months System compatibility: IOS/Andriod Number of supported devices: 6 Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x GPS Tracker