Item Type: RC Car Motor ESC Set Material: Aluminum Alloy, copper, plastic Colour: Black Motor Model: 390 KV (RPM/Volt): 2950kv Output Power: 210W General Lithium Battery: 1-3S Maximum Current: 50A Number of Motor Poles: 2 No Load Current: 7.4V 2.1A Internal Resistance (): 41.3 Motor T Number: 13.5T Motor Diameter: Approx.27.8mm/1.1in Motor Length (Without shaft): Approx.49.5mm/1.9in Shaft Diameter: Approx.3.175mm/0.1in Shaft Length: Approx.13.5mm/0.5in Rotor Size: Approx.10.6x5x25.8mm/0.4x0.2x1in TS80A ESC: Voltage Input: 6-11V Peak Current: 160A Continuous Current: 80A Forward Brake Reverse: Yes (preset to forward and brake) Motor Limit: Minimum number of turns 10.5T Motor Type: Induction 390 brushless motor B.E.C: 3A 6V ESC Size (Including Fan): Approx.29.52x29.5x24mm/1.2x1.16x0.9in Plug Type: XT60 (with protective cover) Suitable for: 390 brushless motors Fit for: 1/12 and 1/14 scale RC cars Package List 1 x 390 Sensored Motor 1 x TS80A Sensored ESC 1 x Sensing Wire 2 x Storage Box 2 x Manual 1. Please allow 1& 8209;3mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. Before turning on the power of the remote control car, be sure to double check the correctness of the power system connection and the reliability of the installation. 1Aluminum Shell: Adopt high strength aluminum alloy shell, light in weight, with unique smoothly edge closed design, dust proof. 2High Heat Dissipation: Mesh heat sink and detachable cooling fan provides excellent heat dissipation performance. 3Standard Size: With standard M316/19mm mounting spacing and 3.175mm shaft, the ESC is suitable for 1/12 and 1/14 scale RC cars. 4Excellent Copper Wire and Sheet: Copper wire winding has ultra low internal resistance, strong magnetic and high temperature resistance, unique gold plated thickened ABC copper sheet can operate freely at 150C. 5Powerful Rotor and Motor: EH grade rotor features efficient power energy output, powerful motor with precise bearing runs smoothly and reliably, and has large torsion. 6High Performance ESC: The ESC has built in super BEC, independent programming connector, combined 8 bit processor, low resistance FET for continuous current. 7Detachable Structure: Detachable and reassembled structure design is easy for cleaning and maintenance, effectively prolong motor life.