Cheerson CX20 CX-20 Open-source Version Auto-Pathfinder Quadcopter RTF – about $160 for a GPS open source Quadcopter – use one of these two codes- bggcx20 or us1607 – http://bit.ly/2b2jazj
Cheerson CX20 CX-20 Open-source Version Auto-Pathfinder Quadcopter RTF – about $160 for a GPS open source Quadcopter – use one of these two codes- bggcx20 or us1607 – http://bit.ly/2b2jazj