Description Are you looking for a professional, yet affordable 3D printer cooling fan? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional 3D printer cooling fan must meet you needs. It is one of the best choices for you. Features - Color: Black. - Size: 7.5 x 5 x 2.5 cm. - Material: Plastic. - Rated voltage: 5V. - Diameter of cooling fan: 50 mm. - Cable length: About 750mm. - Made of high-quality material, durable, firm and stable for us to use. - Good heat dissipation performance for your device and prevent your device overheating. - Ultra-low voice, good and excellent 3D printer parts accessories. - Easy and convenient for us to install and remove. - The fan has two sides, one side must always face the hot end (not visible when the fan is installed). Otherwise the cooling will not work properly. Made of high-quality material, durable, firm and stable for us to use. Good heat dissipation performance for your device and prevent your device overheating. Ultra-low voice, good and excellent 3D printer parts accessories. Easy and convenient for us to install and remove. The fan has two sides, one side must always face the hot end (not visible when the fan is installed). Otherwise the cooling will not work properly.