Compact location tracking device with GPS tracking function. Color: Black ◎ Product Name: Global GPS ◎ Model Number: JRL-1389 ◎ APP Name: FindmyTag ◎ System: Android/IOS ◎ Material: ABS ◎ Battery Life: 365 days ◎ Bare Weight: 9G ◎ Size: 38*34*9 (mm) ◎ GPS Distance: Unlimited ◎ Bluetooth Version: 5.0 ◎ Battery Capacity: 240mAh ◎ Accuracy: 10 (m) ◎ Alarm Method: Movement Alarm ◎ Battery Type: CR2032 button battery ◎ Battery Life: 8000 (h) ◎ Waterproof Function: IP65 ◎ No movement history function ◎ Target: Bicycle / Elderly / Children / Backpack / Luggage / Keys and other items 1. Please remove the transparent sheet before use. 2. To protect customer privacy, only one device can be bound to one mobile phone. If you have multiple devices, you can bind them to the same mobile phone. 3. To install, you need to connect via Bluetooth and download the APP. There are no associated fees. 4. Location information updates utilize the ability of smartphones to communicate around the GPS transmitter. The GPS transmitter receives the signal and then shares the location with the server, which updates the location in the mobile app. If there are many smartphones around, the faster the GPS location information updates, the more likely it is that the location information will not be updated. Thank you for viewing.