Feature: 1. [High Torsion Motor] The brushless motor adopts 4 pole high torsion rotor design, which has strong torsion and stable output power. Universal for 1/16 1/18 RC car. 2. [High Efficiency] RC motor kit, CNC machined 6061 T6 aluminum front and rear covers. High purity, high temperature resistant copper coils effectively provide high efficiency. 3. [Sturdy And Durable] RC brushless motor has a high toughness stainless steel output shaft and high accuracy high quality bearings to make the motor super durable. 4. [Flexible ESC] The ESC uses the highest quality components to ensure efficient operation. The internal timing can be easily changed to make the ESC suitable for a variety of motors. 5. [DIY Programming] RC brushless motor kit, with programming card, rich programmable items, suitable for all kinds of RC tires and tracks, the RC car is more playable. 6. [Multi Protection Functions] RC brushless motor ESC kit, with low voltage cut off protection, overheating protection, and throttle signal loss protection to ensure longer service life. Specification: Item Type: RC Brushless Motor Kit Material: Aluminum Alloy, Plastic Motor Parameters: Shell Material: Aluminum Alloy Size (Excluding Cables and Shafts): Approx. 24 x 40mm / 0.94 x 1.57in Shaft Diameter: Approx. 2.3mm/0.09in Shaft Length: Approx. 12mm/0.47in Color: Red Watts: 400 Maximum Speed: 50000 KV Value: 4600KV Maximum Voltage: <8.4V Maximum Amperage: 47A Connector: 3.5mm/0.1in Banana Plug ESC Parameters: Material: Plastic, Aluminum Alloy Product Size (without Cable): Approx. 40 x 27 x 21mm / 1.57 x 1.06 x 0.82in Color: Red Power Plug: T Male Continuous Current: 35A Peak Current: 120A Applicable Battery (Batteries Not Included): 2-3Cells Lipo, 4-9 Cell NiMh Applicable: Universal for 1/16 1/18 RC Car . Package List: 1 x Motor1 x ESC1 x Manual1 x Programming Card Note: Manual measurement, please allow some errors.