Feature: 1. High Performance ESC: The ESC has built in super BEC, independent programming connector, combined 8 bit processor, low resistance FET for continuous current. 2. Detachable Structure: Detachable and reassembled structure design is easy for cleaning and maintenance, effectively prolong motor life. Specification: 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 (Ω): 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 carsPackage List:1 x 390 Sensored Motor 1 x TS80A Sensored ESC1 x Sensing Wire2 x Storage Box2 x Manual