Firstsing Low Temperature 3D Pen Scribble Pen OLED PLA ABS Filament 3D Printer Birthday Gift 3D Printing Pen for School ABS 3D Pencil With Fan

Build inside fan to accelerating internal cooling and make filament frozen in the zir more fast.
Create unique and fantastic 3D art straight out of your imagination.A key out of material/ suspension material and one-key constantly return material.Easy to use, everyone can make a nice artwork.Lightweight, easy to manage, and lets you release the perfect amount of filament for precision crafting and art.