RC Car Brushed Motor ESC 550 Brushed Motor Waterproof 65A Brushed ESC for RC Car Boat 21T Item Type: RC Car Brushed Motor ESC Material: Iron, Plastic, Copper 550 Motor: Use Voltage: 7.4-12v Motor Length: Approx. 57mm / 2.2in (Without Shaft) Motor Diameter: Approx. 36mm / 1.4in Shaft Diameter: Approx. 3.175mm / 0.1in Motor Shaft Length: Approx. 16mm / 0.6in 65A ESC: Battery Support: 5 9Ni MH, 4 6Ni Cd (4.8V-7.2V) Li Ion Battery 2-3S: 7.4V-11.1V BEC Output: 5V 2A (Power Supply For Receiver, Servo) Function: Forward, Brake. Forward, Brake, Backward Continuous Output Current: 320A (Forward), 160A (Reverse), 270A (Brake) Product Size: Approx. 43x30x28mm / 1.7x1.2x1.1in (No Cable) Suitable For Model Car Modification Power, DIY Modification Frame Use, Maintenance Replacement Use