The File Glider mobile app is designed to work with various development boards, including Adafruit's Bluefruit devices featuring the nRF52840 Bluetooth Low Energy (BLE) processor and devices using the ESP32-S2 with WiFi capabilities. 

Supported Bluefruit Devices

File Glider is compatible with the following Adafruit Bluefruit devices that include the nRF52840 BLE processor:

1. Adafruit Circuit Playground Bluefruit
2. Adafruit Feather nRF52840 Express
3. Adafruit CLUE - nRF52840 Express with Bluetooth LE
4. Adafruit ItsyBitsy nRF52840 Express
5. Adafruit Metro nRF52840 Express

Supported ESP32-S2 Devices

File Glider also supports devices using the ESP32-S2 processor with WiFi capabilities. These ESP32-S2 development boards include:

1. Adafruit ESP32-S2 TFT Feather
2. Adafruit ESP32-S2 Reverse TFT Feather
3. Adafruit Metro ESP32-S2
4. Adafruit FeatherS2 
5. Adafruit FunHouse WiFi Home Automation 
6. Adafruit MagTag - 2.9" Greyscale E-Ink WiFi Display

Device Firmware Requirements

To guarantee the best performance and compatibility with the File Glider app, please make sure your Bluefruit or ESP32-S2 device is running the latest firmware of CircuitPython. 

While File Glider is designed to work with the above-listed devices, other nRF52840 and ESP32-S2-based devices may also be compatible. However, optimal performance and compatibility cannot be guaranteed for devices not listed above.

Batteries

Before continuing, ensure you have an external battery or power supply for your Adafruit Device. You cannot transfer, edit or add files to your Adafruit device while your device is connected to your computer as a power source. 

Here's a list of batteries you can use: