1) Switch the vehicle to the off position.
2) Plug one end of the micro USB into a computer or wall adapter. Plug the other end into the charge port on the side of the vehicle.
3) Vehicle charging when USB LED is BRIGHT.
4) Vehicle charged when USB LED turns OFF.

NOTE:
Approximate Full Charge Time: 40 Minutes
Before you recharge the battery, wait 10 – 15 minutes to let the battery cool down.
If the battery is low, the Extreme Air Board will not perform any tricks and will flash red.

LED Indicators: