FlightTech Synergy 45A Brushless ESC with Switching BEC

FlightTech Synergy 45A Brushless ESC with Switching BEC. 45A continuous, 2-6 cell LiPo (7.4-22.2V) / 6-20 cells NiXX, 4A switching BEC supports up to 5 servos. Features: Helicopter governor mode, adjustable PWM switching (8/12/16 kHz), programmable low voltage cutoff with auto LiPo detect, programmable brake, thermal protection, LED status indicator, safe power-on arming, auto shutdown on signal loss. Programmable by transmitter or optional program card. New old stock — unused.