A2212 1400kv Motor Specification: KV: 1400 Max Efficiency: 80% Max Efficiency Current: 4-10A (>75%) Current Capacity: 12A/60s No Load Current @ 10V: 0.5A No. Of Cells: 2-3 Li-Poly Motor Dimensions: Φ27.5 x 30mm Shaft Diameter: Φ3.17mm Weight: 47g 30A ESC Specification: Continuous / peak current: 30A Number of battery sections: 2-3S LiPo BEC output: linear mode: 5V, 2A Power cord: red -16AWG-100mm*1; black -16AWG-100mm*1 Output line: 190mm Power plug: T Plug (can be customized according to requirements) Output plug: 3.5Mm bananer connect (female) SG90 9G servo parameters: Size: 21.5mmX11.8mmX22.7mm Weight: 9 grams No load speed: 0.12 sec / 60 deg (4.8 V) Locked-rotor torque: 1.5-1.7kg/cm (4.8V-6V) Operating temperature: -30+60 degrees Celsius Dead zone setting: 5 microseconds Working voltage: 4.8V-6V Package Included: 1 X A2212 1400kv Brushless Motor 1 X 30A Brushless ESC 2 X SG90 9G Servos 1 Pair 8060 Propellers Attension: when first time to use this ESC and motor replacement or you are not skillful or professional to play RC Plane Quadcopter Helicopter , Plese follow these steps to set your throttle stroke calibration.otherwise incorrect operating will cause ESC hot ,smoke or burn How to set Throttle stroke calibration: 1.Connect the ESC with motor ,another end connect with receiver. 2.Turn on the remote controller and push the throttle to the highest point 3.Plug the ESC into batteries 4.There has double click sound (the highest point of the throttle confirm) 5.After get the click sound take the throttle stick to the lowest point 6.Confirm the three click sound that means OK Note: The three lines of the brushless ESC can be connected at will. If the steering is not correct,