Adopt32-bit ARM micro processor running at 3.3V / 72MHz

With gyro, compass, extended reservation position for accelerometer, barometer

Manual mode, Angle mode, Horizon mode, heading hold mode, head-free mode, Altitude hold mode (this mode is available in advanced version)

Support Quad-, Tri-, Hex- , various multirotors

Flexible RC input: standard, CPPM (PPM SUM)

Battery voltage monitoring and low alarm