Product Description

  Maytech   20A 4 in 1  regler with BLheli engine speed controller for radio control drone Drones

Features:

1. Integrated 4 ESCs,and only one set of power supply input wire is needed.

1. Timing can be changed to be suitable for different brushless motors.

1. Safety arming feature: Regardless the throttle stick position, the motor will not spin after battery connected.

1. Throttle calibration function: Throttle range can be calibrated to be compatible with different transmitters.

1. Multiple program methods supported: transmitter stick, LED Program Card. Very easy to program the ESC at home or at the flying field.

1. Full protection: Low voltage cutoff protection / Over-heat protection / Throttle signal loss protection.

1. Microprocessors use separate voltage regulator ICfor better anti-jamming capability.