Will the device support OTA Firmware upgrade in case powerpal needs to fix bugs or enhance features? July 04, 2019 01:03 Yes, Powerpal supports OTA firmware upgrade via the app. Related articles Does Powerpal need batteries, what battery does it require and what is the operating time? Troubleshooting Bluetooth on Android What is the signal range of Powerpal? I want to read real-time data, will this impact battery life and how often the data will be sent in this condition? Constant Bluetooth Pairing Request