OTA app for the firmware update of the power vessel Bluetooth keyboard.
1.Download the firmware file from the Fundian homepage (www.fundian.com).
2.Save the file (* .bin) on the device where the app is installed.
3.Run the app and press the top "Choose firmware file" button to select the saved firmware file (* .bin).
4. Turn on the keyboard to make it paired.
5.Select 'PV-K01-a' from the device list.
6. Press the "Start OTA" button to proceed with the update.