Warm Notice: This product is DIY for you. So less technique skill is supported. APM3.1 has no compass.
Mini APM3.1 ArduPilot Mega Flight Controller Board autopilot module
APM3.1 is compatible with QAV250 280 330 450 550
Plug and play, with installation hole, easy to mount.
High quality and good performancec
A new generation Ublox GPS NEO-6M/M8N,with low power consumption and high precision, the ultimate accuracy is 0.6 meters, actually almost 0.9 meters, greater than the previous
generation NEO-7N 1.4-1.6 meters accuracy,support GPS/QZSS L1 C/A, GLONASS L10F, BeiDou B1 protocol and mode or more.
1 x APM3.1 Flight Controller Board x1 Neo-6M GPS
1 x APM3.1 Flight Controller Board x 1 Neo-M8N GPS