Has perfect heat dissipation effect and can effectively prevent engine overheating.
Easy to connect and easy to use. Connections have positive and negative terminals. A wrong connection will not work.
Speed up to 25,000 RPM, specially designed for RC 3650 540 brushless motor ESC.
Made of high quality materials and exquisite workmanship, durable and can be used for a long time.
Small size, light weight, easy to install and disassemble, easy to operate and replace.