1、Suitable for 1/8 RC remote control car. Super smooth and accurate throttle linearity, built in efficient power 5.8V / 3A SBEC. 2、Enhanced throttle response, excellent acceleration, strong braking and throttle linearity. 3、The high purity copper winding maximizes efficiency and accurate design for maximum energy coverage. 4、Multiple protection features, low voltage cut‑off protection for lithium or nickel batteries, overheat protection, throttle signal loss protection. 5、Through our combination of radiator and cooling fan, we can control the temperature and ensure efficient operation and cooling of the motor. Item Type: 3660 3800KV +80A ESC + Programming Card + Radiator Set Weight: Approx.425g/15oz Material: Aluminum Alloy + Copper + Plastic Motor Parameters: Maximum Amperage: 92A KV Value: 3800KV Maximum Speed: 50000 Diameter: 36mm/1.4in Length: 60mm/2.4in Shaft Length: 17mm/0.7in Shaft Diameter: 5mm/0.2in ESC Parameters: Continuous Current: 80A Peak Current: 480A (10 Seconds) Applicable Power Supply: 2-4s LiPo / 4-12s NiMh BEC: 5.8V / 3A Cooling System: Cooling Fan Programmable: Yes Radiator Parameters: Compatible: 3360/3670 Size Electric Motors Quantity: 1 Set Application: 1/8 RC Car 1 x Motor 1 x ESC 1 x Motor Radiator 1 x Manual