Make the following connections between the servo and the Feather HUZZAH:
- Servo Yellow to Feather Huzzah Digital Pin 14
- Servo Brown to Feather Huzzah GND Pin
- Servo Red to Feather Huzzah 3V Pin
Not comfortable with soldering? You can order a Feather HUZZAH ESP8266 with stacking headers pre-soldered, and use male/male jumper cables to connect the servo to your Feather HUZZAH.