Features1Efficient: High speed strong motor, strong force, with higher penetration, providing high frequency needle speed, less skin damage, faster coloring. 2EASY TO OPERATE: High speed oil based metal wheel set, no heat at low temperature, suitable for long time operation, creating precise lines. 3DESIGN: Ergonomic design of the tattoo pen, the whole machine bright silver highlights the exquisite workmanship, the exterior with sculpture design. 4STUCK NEEDLE DESIGN: To preserve the tattoo one needle out of the gas hole and the body of the body direction consistency, the whole machine out of the needle smoothly, into the ink more, improve the efficiency of tattoo. 5RCA: With RCA interface connection cable, unplugged firmly, not easy to fall off, stable current transmission. Aluminum alloy body, strong and durable, light weight, small body jitter.SpecificationItem Type:Tattoo pen machineMaterial: Aluminum alloy, electronic componentsNeedle: Used for the vast majority of tattoos on the market one needleInterface: RCA interfaceProduct Size: Length (without needle): Approx. 122mm / 4.8inDiameter: Approx. 27mm / 1.1inWeight: Approx. 130 g / 4.6 ozStroke: Approx. 3.5mm / 0.14in Out of the Needle Length: Approx. 0-4.5mm / 0-0.18inRated Voltage: 10VOutput Power: 5WStarting Voltage: 5.0V (driven silicone one piece needle)Working Voltage: 7-11VVoltage Speed: 8V speed 5950RPM, 10V speed 7000RPM, 11V speed 10000RPM (drive silicone one needle working speed, not idle speed)Package List1 x Tattoo Pen 1 x Tattoo Clip Cord 1 x 0.05in Internal Eccentric Wheel Adjustment Wrench 2 x Rubber Rings