About E3-A
E3A is an intelligent anti-lost Product based on Bluetooth Low-Energy (BLE) technology, with wireless remote control and intelligent anti-lost function. The product adopts an optimized low-power algorithm, which enables it run for more than six months with only a CR2032 Lithium coin battery. Its Application is easy-to-use and feature-rich, with friendly and simply page design.
Smart Anti-Lost:
1. Bi-directional Seeking: mobile phone can make anti-lost tag alarm, while the tag can locate the phone by simply double-clicking anti-lost key.
2. Disconnection Alarm: both mobile phone and the tag will alarm through pop-up screen and alarm sound, as soon as bluetooth is disconnected.
3. Location Tracking: both current location of mobile phone and disconnected location of the tag can be displayed on the map in real-time, so that user can easily track the lost stuffs.
Remote-Control:
1. Remote Selfie: user can easily take a selfie by simply pressing the key on the tag, and photos will be saved in the album of your mobile phone automatically.
by Y####:
It works not really a GPS system but definitely a Bluetooth they'll make them Keys beep9