2-Pack 3pin Dual Ball Bearing DC Fans DC 5V 4010 Extruder Hotend Cooler Radiator Left Hotend Fan for Prusa i3 MK3 MK3S MK2/2.5 3D Printer
- Dual Ball bearing fan, Long lifetime 50000Hours tested under 40degree temperature.
- It has two sides, but the side with sticker must be always facing the hotend (not visible when the fan is mounted). Otherwise, the cooling won't work....
- 5V DC 0.1A, This fan is used for Prusa i3 MK3 MK3S MK2/2.5 3D printer Extruder.
- Power connector:3pin with RPM measuring function.