Features 1. Strong Wind and High Speed Design: Motor heat sink with cooling fan features a high-speed airflow design and efficient craftsmanship, enhancing device cooling performance. 2. Easy Installation and Disassembly: The motor heat sink with cooling fan is user-friendly, simple to install and remove, suitable for beginners. 3. Stable Performance: This cooling fan delivers consistent operation under demanding conditions, improving overall performance stability. 4. Sturdy and Durable Construction: Made from aluminum alloy and plastic, this motor heat sink with cooling fan is built for durability and long-term reliable use. 5. Efficient Heat Dissipation: Helps manage temperature by dissipating heat, preventing overheating and supporting efficient instrument operation. Specification Item Type: Motor Heatsink with Cooling Fans Material: Aluminum alloy, plastic Color: Blue Fan Size: Approx. 30 x 30 x 13mm / 1.18 x 1.18 x 0.51in Operating Voltage: 5V Compatibility: Designed for use with 2838, 2845 brushless motors and 370, 380, 390 carbon brush motors Package List 1 x Motor Heatsink with Cooling Fans