Features 1、Safe Power on Function: When energized, no matter the throttle rocker is in any position, the motor will not start immediately to avoid injury. 2、Throttle Stroke Calibration Function: Adapt to the throttle travel difference of different remote controls, improve the linearity of throttle response. 3、Excellent Speed Adjustment Linear: The brushless electric tuner has smoothing, delicate speed control feel and excellent speed adjustment linear. 4、Low Voltage Protection: With low voltage protection mode, reduce power, turn off output, and the default is to reduce power. 5、Strong Anti Interference Ability: The power input terminal adopts the ultra low impedance large capacity electrolytic capacitor, the anti interference ability is greatly improved. Item Type: Brushless ESC Material: Electronic Component Color: Black Continuous Current: 30A Peaking Current: 35A-40A (10 Seconds) Applicable Battery: 2-4s Lipo BCE Output: 5V 2A Applicable: Fixed Wing Aircraft for T rex 450, V2 Helicopter, F450 Small Quadrotor, Etc Package List 1 x Brushless ESC 1 x User Manual