Drawing Three-Dimensional Graffiti Low Temperature 3D Printing Pen For Children A2 Pink Pig 1. Material: plastic 2. Stepless speed regulation 3. Smooth without blocking 4. Not hot at low temperature 5. Consumables are safe and biodegradable 6. Comfortable grip and easy operation 7. Built-in 800 mA lithium battery 8. Plug-in USB charging dual mode 9. Unit weight: 63g 10. Specifications: 190x30x45mm 11. The difference between A2 and A4: A2: hardware tooth box, stepless speed adjustment, Type-C socket, can not be used when charging; A4: plastic tooth box, long press the feed button to slow speed, double-click the feed button to fast, DC Socket, can be used while charging Parts list: A2: 3 meters 3 color consumables One meter Type-C power cord Scissors x 1 Plug pin x 1 Picture album x 1 Copy board x 1 A4: 3 meters 3 color consumables One meter DC power cord Scissors x 1 Plug pin x 1