Discover DF2 Adjustable Stroke Pro Tattoo Pen Machine 

PARAMETER
Item: Discover DF2.0/3.0
Housing: Aluminum / Anodized 
Craft: CNC 
Motor: 1827 - 8V/6500rpm 
Recommend Working Voltage: 4V ~ No more than 10V 
Interface: RCA
Dimension:35mm*97mm( Max Dia. * Shortest ) 
Net Weight:155g/5.44Oz (DF2.0)180g/6.34Oz
Adjustable Stroke:2.4/2.7/3.0/3.3/3.6/3.9/4.2
Needle Protrusion: -2~4mm
Color Anodized: black 
Packing:1pcs Machine / 1pcs RCA / 1 packet of spares.

Recommended Stroke Settings
2.4~2.7mm suitable for eyebrow, lip, eyeliner,PMU works.
3.0~3.3mm suitable for light shader, soft lines.
3.6mm universal tattoo stroke, suitable for line and shadering.
3.9~4.2mm is qualified for old school, Japanese, totem, cartoon,bold line and blending colors ect.

Note:
Non-professionals should not disassemble the machine!