Feature: 1. Stable Output Power: Motor adopts 4 extremely high torque rotor design, which has strong torque and stable output power. CNC machined 6061 T6 aluminum front and rear covers. 2. High Accuracy Bearings: Motor's high purity, high temperature resistant copper coils effectively provide high efficiency, high toughness stainless steel output shafts, and high accuracy bearings to create super durability of the motor. 3. Good Heat Dissipation: Motor components are waterproof and dustproof, durable, strong resistive current capability, and good heat dissipation. 4. Scope of Application: ESC's rich programmable items are suitable for various RC tires and tracks, and the internal timing can be easily changed to make the ESC suitable for various motors. 5. Multiple Protection Functions: 35A Brushless ESC low voltage cut off protection, overheat protection, throttle signal loss protection. Specification: Item Type: 2845 Brushless Motor Set Motor: Shell Material: Aluminum Alloy Color: Red Motor Size: Approx. 47 x 28mm / 1.9 x 1.1in KV Value: 3700KV Power: 800W Maximum Speed: 50000 Number of Rotor Poles: 4 Shaft Length: Approx. 15mm / 0.6in Shaft Diameter: Approx. 3.175mm / 0.13in Connector: 3.5mm Gold ESC: Continuous Current: 35A Peak Current: 120A (10 seconds) Product Suitable Battery (Not Included); 2 to 3 cells Lipo, 4 to 9 cells NiMH ESC Size: Approx. 41 x 27.5 x 25.5mm / 1.6 x 1.1 x 1.0in (Without Cable) Motor Connector: Approx. 3.5mm Applicable: For Traxxas, for HSP and Other Brands 1/12 Remote Control Car. Package List: 1 x Motor1 x ESC1 x User Manual 1 x Programming Card