DISCOVER 4.0mm Stroke Wireless Tattoo Machine Pen All In One Unlimited Rotary Tattoo PMU Machine Black/Gold
Name:DISCOVER EM7Weight:141g(RCA mode)/ 171g(Install battery)Diameter:32mmLength:121mm;Length:99mm(RCA )Stroke:4.0mm/3.5mm(Replaceable troke accessories)Working Voltage:4-12VSpeed:6V 6800rpmMotor type:M-2675 Coreless Motor