Magicpen 3D Doodler Drawing Pen For Kids With LCD Screen And Free 1.75mm ABS Filament + Art Crafts Printing V2.0 (Yellow) 3D printing doodle pen replaces ink with plastic(1.75mm ABS or PLA Filament) to create 3D object, It can be used to draw in the air as well as tracing objects on paper. 3D doodler pen bring your art ideas to reality with user friendly functions, you can easily control extrusion speed, temperature, filament; most important thing is it is only 65g in weight compared others in heavy design. Advanced unclogging mechanisms technology prevents jamming for easy maintenance. 3D printer pen is perfect for kids and adult no matter you are artists, hobbyist or creative lovers. Color:Yellow,Filament is random