Features Made of premium material, high strength and hardness, strong structure, durable in use. Exquisite workmanship, smooth metal surface without obvious scratches. High moment of force, strong power, stable rotating speed. Compact size and light weight, low noise and stable performance. Suitable for high-speed car model, aircraft model. Features: Made of premium material, high strength and hardness, strong structure, durable in use.Exquisite workmanship, smooth metal surface without obvious scratches.High moment of force, strong power, stable rotating speed. Compact size and light weight, low noise and stable performance.Suitable for high-speed car model, aircraft model. Specification: Motor model: 380 motor Voltage: 3-6V (6V is fast enough) Speed: 3V about 20000turns, no-load current about 1A 6V about 40000turns, no load current about 2A Shaft length: 14mm Shaft diameter: 2.3 mm Motor diameter: 27.6mm Motor length: 38mm Application: high-speed car model, aircraft model Package List: 1 x 380 Motor  Note: 1. Please use lithium battery or high current power supply, otherwise it won't work! 2. After receiving, it is suggested to add a little lubricating oil for better and longer life. Package List