Feature:1. 4pole 12slot hightorque motor design. Builtin highefficiency power 5.8V / 3A SBEC.2. Multiple protection features, overheat protection, throttle signal loss protection.3. Light weight, easy to use, portable design. Good spare parts for remote control car, fit for 1/8 1/10 RC Car.4. Waterproof 60A brushless ESC is made of the highest quality components to ensure efficient operation.5. Made of high quality Aluminum alloy, copper and plastic material, sturdy, durable and long service life.Specification:Item Type: 3650 4500KV Motor ESC KitWeight: Approx.254g/9.0ozMaterial:Aluminum Alloy + Copper + PlasticMotor Parameters:Colour: BlackMaterial: Aluminum Alloy + CopperWattage: 900WMaximum Voltage: <12VMaximum Amperage: 75AKV Value (RPM/Volt): 4500KVMaximum Speed: 50000Diameter: Approx. 36mm/1.4inLength: Approx. 50mm/2.0inShaft Length: Approx. 15mm/0.6inOuter Shaft Diameter: Approx. 3.175mm/0.1inPlug Type: 4mm Golden Banana PlugESC Parameters:Continuous Current: 60AMaximun Current: 320ABattery for ESC: 2-3S Lithium Battery / 4-9S Nickel-hydrogen Nickel-cadmium Battery (not Included)Bec Output: 5.8V / 3APower Plug: T Plug MaleMotor Plug: 4mm Banana Plug FemaleApplication: for 1/8 1/10 RC Remote Control Car.Package List:1 x Motor1 x ESC1 x Manual