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