Length: 5.9In (150mm)
Diameter: 0.86In (21.7mm)
Net weight: 0.22Lb (100g)
Motor: Core-less, 20*16mm, Rpm 9000 at 12V
Adjustable stroke:0-3.5mm
Battery: 900mAh
Adjustable operating voltage:5V-9V
3 buttons: 1 switch button, 2 adjust buttons.
It can full charge in 1-2 hours, then can work more than 3hours.
Long press switch button to on/off, short press to pause and start.
Press the adjust buttons to change votage 0.5V each time.
Can use RCA cap to make it work with normal power supply.
Package includes:
1-tattoo pen
1-RCA cap
1-micro USB type-C line.