BlueNova's Bluetooth Battery Monitoring App allows you to connect with Bluenova Mobile Power BT batteries via Bluetooth from IOS devices to check battery state-of-charge levels and alerts, display battery performance variables and charge/discharge data. Features: Displays battery SoC (state-of-charge) Displays battery charge/discharge status. Displays battery errors & alerts. Rename batteries that have been connected to. Bluetooth sleep mode compatible. User manual included.