Description: 2 In, 2 Out - Dual Extrusion System,Dual Head Extruder, andChimeraExtruder Chimera is a neat and simple way in which to add conventional dual extrusion to your machine in a simple, air cooled package. Nozzles can be individually adjusted in height for an easy setup experience. Each nozzle is individually temperature controllable for ultimate material versatility Nozzle Size: 0.4mm; For 1.75mm filament, Voltage: 12V,40W Package Includes: 1x Extruder