3DR APM2.6 ArduPilot Mega2.6 External Compass APM Flight Controller Module HJ-007 Ublox NEO-6M GPS
APM 2.6: This is the new APM 2.6 autopilot module. The sensors are exactly as same as APM2.5+ however this version does not have an onboard compass which makes this version ideal for use with multicopters and rovers. HJ-007 GPS: Built-in compass GPS module With fast satellite searching speed and high precision Main chip: Ublox-6M Compatible with APM serial port and I2C port Includes round plastic shell and GPS support