These Blow Fans are perfect for cooling hotends, 3D Prints, electronics and motors on your 3D Printer. We have specially chosen the specification so they are the perfect combination of CFM, Power and Noise. They also come with a 1m detachable cable, so they can be easily removed without needing to unwire them. The detachable wire is connected using a secure molex connection, the wire is also pre-terminated for quick connection to electronics.