Item Type: RC Brushless Motor Model: 4268 Material: Aluminum alloy, copper, steel Gross Weight: 432g / 15.2oz Color: Black red KV (RPM/Volt): 2200kv Output Power: 2200W Maximum Voltage: 1. Due to manual measurement, please allow 13mm error, thank you 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 1Stable Performance: 4 pole rotor design, with strong torque and stable output power, low friction, low noise and high accuracy. 2Heat Resistance: High hardness aluminum CNC shell, high temperature resistant copper coil 0.2mm thickness silicon steel sheet, high magnetic permeability, high silicon content, good insulation and heat resistance. 3Durable: Explosion proof rotor, high toughness stainless steel output shaft, high accuracy premium bearings make the motor super durable. 4Detachable Structure: It is convenient for cleaning and maintenance, effectively prolonging the service life of the motor and improving work efficiency. 5Overheating Protection: The motor has a built in temperature sensor and interface, which can be used with the ESC to realize the motor overheating protection function.