USB Charging Low-Temperature Wireless Graffiti Printing Pen Set Children DIY 3D Painting Pen

Features:
1. Low-temperature pen design, safe and does not hurt your hands
2. Colored wire, safe and odor-free
3. It can be flat or three-dimensional, and you can freely assemble it according to your preference.
4. Improve childrens independent hands-on ability, release childrens creative instinct, use their imagination, and draw whatever they want, safe and secure
5. USB charging, more convenient to use
6. Simple buttons, easy to operate

Product parameters:
1. Material: ABS
2. Speed gear: two gears
3. Battery capacity: 500 mAh
4. Charging time: 90 minutes
5. Battery life: 45 minutes
6. Product size: 14.5 x 3 cm
7. Packaging: color box

Packing list:
-3D printing pen x 1
-Three-dimensional paper and film x 10
-Transparent copy board x 1
-Wire x 3
-Cleaning needle x 1
-Charging cable x 1
-Manual x 1