Tictop 3D Printing Pen with LCD Screen,for Doodling Drawing,3D Printer Pen Tool ,with 3 Free 1.75mm PLA Filament,More Safety, Smelless and Health (Light Blue) PROFESSIONAL DESIGN - 3D Printing Pen with adjustable LED screen to control the temperature. Electric heating nozzle integrated and compact design convenient for maintenance and replacement. EASY TO USE - This 3D Printing Pen is lightweight and slim, speed control and comfortable for all hands. It replaces ink with PLA or ABS filament to create objects you want to show in the air. PERFECT FOR KIDS & ADULTS - This 3D Pen is perfect for children above 8 years old and adults no matter you are artists, hobbyist or creative lovers. It is a great gift for any occasion! Design Optimization - Preventing nozzle clogging by advanced unclogging mechanisms technology. DEVELOP IMAGINATION - DEVELOP IMAGINATION - The 3D pen is a great tool for anyone interested in 3D drawing. It can bring you a lot of fun and unexpected creation. There is no limit, just draw out things in your mind.