Description: RC Car 1:10 Tram 540 Motor Radiator Heat Sink with Fans for 3650 3660 3670 3674 540 550 Motor Made from high quality aluminium and plastic Designed for 1/10 RC racing car with 36mm diameter motor Practical and durable for protecting the motor from overheating For 1/10 RC racing car, 36mm diameter motor Easy to install Material: Aluminium alloy, Plastic Input Voltage: 3V Input Current: 1.5A Size Chart: Size: Approx. 36 x 40mm/ 1.41 x 1.57inch Package Includes: 1 Piece 540 Motor Radiator