Click or scroll to zoom Tap or pinch to zoom Click or scroll to zoom Tap or pinch to zoom Click or scroll to zoom Tap or pinch to zoom Click or scroll to zoom Tap or pinch to zoom A3 Flight Controller Upgrade Kit SKU CP.WK.000047 by Dji Sold out $529.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Description Description Redundant IMU and GPS-Compass for A3 Two Upgrade Kits Required For Mission-Critical Applications