| Model | DER250 |
| Power supply rechargeable | can be with battery or without battery |
| Adapter | 4.2v-500MA |
| Speed | 8000-16000r/m |
| Weight | 56g |
| Color | red |
| Needle Depth | 0 mm to 2.0mm adjustablecc |
| Needle number | 1 pin, 3 pin, 5 pin, 7 pin, 9 pin, 12 pin, 24 pin,36 pin, 42 pin, nano |
| Package size |