COOL INK, NO HOT PARTS - The world's first resin light curing 3D Printing Pen. Instead of PLA/ABS filaments, Polyes Q1 uses cool ink, thus avoiding danger high temperatures and unpleasant melting plastic odorsCHILD SAFETY SWITCH - Smart child safety technology that allows children of all ages to enjoy 3D drawing very safelyBUILT-IN BATTERY - High portability and easy to use due to increased performance from the built-in battery. No plugs, no hot wires. You can bring it and draw anywhere you like! Enjoy 3D crafting up to 1 hour wirelesslyAMAZING AND MAGICAL INK - With our 3D Printer Pen not only can you use multicolored inks but also glowing in the dark, aromatic, transparent and temperature color changing which will make your creations even more amazing!SAFE EASY TO USE AND ENVIROMENT FRIENDLY - Give in to your creative side and make something that will truly amaze people and do it in very easy and safe way. Our 3D Printing Pen is easy to handle and meet the needs of beginners and professionals