Multi-filament 3D printing pen.
With 3 filament loading holes, you can choose to extrude single color / Mix 2 or 3 colors for unique color effect.
Printing speed adjustable for drawing different shapes accurately.
Large OLED display shows material and working status.
Automatic feeding and unloading filament.
Suitable for use with ABS and PLA filament of 1.75 mm diameter.
Dismountable design for easy maintainance.