Color：Black
Type：RCA
Voltage：3-12V
Battery capacity：1300mah
Size：27*39*57mm
Weight：41g
- Power supply for tattoo needle cartridges only.
- Fully charged in 30 minutes and can be used for about 4 hours.
- Can be forcibly turned on and off.
- Weighs only 41g and has a smaller and lighter volume.