How to Use: 1. Connect the BEC cable to the receiver. 2. Connect the motor wire with the ESC. 3. Turn on the transmitter. 4. Connect the battery group to the ESC, and then turn on the ESC. 5. When the motor is connected to the battery, the motor will have "beep" sound. 6. When the throttle lever is in neutral position, the motor will have "beep" sound again. 7. ESC is available. Specification: Item Type: RC Brushless Motor ESC Combo Material: Aluminum Alloy + Plastic + Electronic Components Application: for 1/8, 1/10 RC Vehicle Gross Weight: Approx.350g/12.3oz RC Motor: Color: Red Product Size: Approx.36x50mm/1.4x2.0in (Excluding Cables And Shafts) Maximum RPM: 60000 Maximum KV (RPM/Volt): 4300kv Voltage: <8.4 V Maximum Current: 100A Rotor Pole: 4 Poles Watt: 850W Axial Length: 15mm/0.6in Axial Diameter: 3mm/0.1in Connector: 4mm Golden Banana Head ESC: Continuous Current: 60A Burst Current: 320A Battery: 2-4cells Lipo BEC Output: 6V/5A Servo Size: 40x20x40.5mm/1.57x0.8x1.59in Operating Voltage: 4.8~7.4 Volts Drawing Dead: 3mus Motor Type: DC Motor Gear Type: Copper And Aluminum Operating Frequency: 50-333Hz Working Stroke: 180 Degrees (PWM 500-2500MUS), Or 270 Degree (PWM 500-2500MUS) Package List: 1 x Motor 1 x ESC 1 x Servo 4 x Plastic Steering Arm 1 x Metal Steering Arm 1 Pack x Screws 4 x Damping Rubber 4 x Screw Barrel 1 x Manual