HWI30214002This will be drop shipped from our vendor!FlyFun V5 Sensorless Brushless ESC (40A) The DEO technology (Driving Efficiency Optimization) implemented in the ESC has multiple advantages, such as:Faster and smoother throttle response, better stability and flexibility during flight.Higher driving efficiency, longer flight time.DEO Technology / Active FreewheelingLower ESC temperature, more reliable operation.Soft Start-ups & Reverse BrakeESC programmable through Transmitter and LED program card (purchase separately).High-power BEC: High-power switch-mode BEC with continuous/peak current of 8A/20A and adjustable voltage (5.2V, 6.0V & 7.4V) allows users to use more electronic devices or devices with higher power such as servos, flight controller, and lights on their aircraft.Multiple protection features include: start-up, over-current, ESC thermal, capacitor thermal, overload, throttle signal loss (or Fail Safe), and abnormal input voltage effectively prolongs the service life of the ESC.