High Performance RC Black Aluminum Heat Sink with Dual 5V Cooling Fans for HSP 540 (3650) Motor - Perfect for RC Cars, Trucks, and Off-Road Vehicles

100% Brand New For 540 Motor 550 Motor Aluminum Heat Sink Fan: DC5V 0.15A , Size: 30mm*30mm*10mm Working Voltage: 5.0V 7000 Turn Working Voltage: 7.4V 10000 Turn JST ConnectorNote: Please take refer to your instruction of item number and photo. This color photographs and pratical items May have little color difference!