AirLift FeatherWing ESP32 WiFi Co-Processor Adafruit AirLift FeatherWing ESP32 WiFi Co-Processor adds the powerful ESP32 as a WiFi co-processor while using any Feather. Let the ESP32 handle the heavy lifting of connecting to a WiFi network and transferring data from a site. Even if it's using TLS/SSL encryption (it has root certificates pre-burned in).