WEMO LiFePO4 Technology.This App is only for WEMO LiFePO4 battery using bluetooth 4.0 BLE technology. This App provides comprehensive monitoring for WEMO LiFePO4 batteries, including: 1. SOC% using Hall effect sensing 2. Battery pack voltage and cycle count 3. Amp meter - charge and discharge current 4. Battery Management MOSFET temperature 5. Individual Cell Status with balancing indicators 6. Connectivity distance up to 10 meters.