General description Our Professional 3D Pen Set is designed for both beginners and experienced artists, featuring a lightweight and ergonomic design that makes it easy to hold and operate. With a military-grade motor, this pen provides stable quality and strong driving force, ensuring a smooth 3D drawing experience. The pen includes an auto sleep function for added safety, making it suitable for children. Technical specifications Length: 180 mm Net weight: 60 grams (0.132 pounds) Nozzle diameter: 0.7 mm Power supply: 5 V DC 2 A (AC/DC adapter and power bank compatible) Printing speed: adjustable with 3 levels Filament diameter: 1.75 mm Filament temperature range: PLA (185-195°C), ABS (210-220°C) Compatibility and accessories Compatible with PLA and ABS filaments Included accessories: 2 finger guards for safety 12 rolls of 1.75 mm PLA filament (total 36 meters), including 6 glow-in-the-dark rolls 9 paper stencils for drawing 1 transparent PVC board for drawing support 1 pen holder to