2PCS XXD HW30A 30A Brushless Motor ESC For Airplane Quadcopter

Specification Weight 25gDimensions 45 x 24 x 11mmFirmware HobbywingPower input 5 6V 16 8V 2 3 cells Li Poly OR 5 12 cells Ni MH Ni MH Ni Cd battery BEC 2AConstant current 30A Max 40A less than 10 seconds Feature Safe power function regardless of the throttle stick in any position the motor will not start immediatelyThrottle Calibration function Adapt to different remote throttle travel difference improve throttle response linearity with a smooth delicate feel and excellent speed linear speedLow Voltage Protection Mode Low voltage protection thresholdNote 4S lipo not allows to use the BEC Please don t use this ESC on any airplane with big current or big voltage otherwise it will burn the ESC Pakacge Included 2 x HW30A Brushless ESC