JMT 540 550 3650 Motor Heat Sink Heatsink With Fan Cooling Head Vent Top JST For 1/10 1/8 RC Car HSP Wltoys Toy Motors F20656

Heat sink with 5V cooling fan for 1/10 of the car's 540 3650 size motor   Specification: Motor radiator heat sink with fan motor cooling for 540 core motor; Suitable for the motor diameter: 36MM all 1: 8 / 1:10 tram; JST interface design; Aluminum heat sink; High speed and strong winds; Fan input voltage suitable for receiving power 4.8 ~ 6V.