1Maximum Power Conversion: Motor adopts precision waterproof design, and 4 pole 12 slot high torque motor design, can realize the maximum power conversion. 2Diverse Features: CNC machine tool, processing steel billet, 6061T6 aluminum cooling fin, secondary oxidation treatment, high end and fine appearance. 3Long Service Life: High rotation speed ABEC5 super durable sealed bearing, low friction, low noise, high accuracy, making the use of more durable. 4Wide Applicability: General purpose, suitable for 1/14, 1/16 brushless cars, and used together with M3 screws. 5Precise Balance Rotor: Adopt precise balance rotor to make smoothness best and speed maximum. Ultra thin stator lamination (0.35mm), easy to remove and replace. 62.4G Frequency 2 Channel Remote Control: 2.4G frequency 2 channel remote control, super anti interference, can provide longer remote control distance and smooth operation. 7Throttle Speed Limit Adjustment Function: Unique throttle speed limit adjustment function allows beginners to quickly start at a safe speed. Item Type:RC2.4GCH2TransmitterReceiverSet Weight: Approx.349g / 12.3oz Material: Plastic + Electronic Components + Copper Color: Red Black 2838 Motor: KV(RPM/Volt): 3600KV Power: 600W Maximum Speed: 50000 Maximum Voltage: 14V Maximum Current: 43A Rotor Poles: 4 Pole Resistance: 0.0415 Diameter: Approx.28mm / 1.1in Length: Approx.38mm / 1.5in (Shaft Not Included) Shaft Diameter: Approx.3.175mm / 0.1in Shaft Length: Approx.15mm / 0.6in Connector: Approx.3.5mm / 0.1in Remote Control Battery: 2pcs 1.5 AA Battery (Purchased Separately) Remote Control Frequency: 2.4G/CH2 Remote Control Distance: Approx.100m / 109.4yd ESC Size: Approx.41 x 30 x 11mm / 1.6 x 1.2 x 0.4in Continuous Current: 30A ESC Plug: T Plug Applicability: Suitable For 1/14, 1/16 Brushless Cars 1 x CH2 Remote Control 1 x 2838 Brushless Motor 1 x 30A ESC 1 x Manual 1. Please allow 01 inch error due to manual measurement. Thanks for your understanding. 2. Display calibration is inconsistent, and the colors of the items displayed in the photos may be slightly different from the actual objects. 3. 2 channel remote control factory automatic frequency adjustment, 2 in 1 30A electric adjustment BEC built in, can supply power for steering gear and lamp group. AUX is a 3 channel switch, which can control the lamp group.