Frame material: Aluminium alloynWorking Voltage: 6-10VnCoils: 10 wrapnSpeed: 2500 R/MnWeight: 120gnItem Including: 1 x Tattoo Machine 3x Tools The frame of the machine is made of high quality aluminium alloy,special surface treatment,beautiful appearance. It come with a 10 Wrap coils,the coils are made of high quality copper. The machine using the latest technology, you can adjust the voltage from 6~10 to fit for liner or shader. Lightweight and low vibrations,can work a long time without hand-tired. Unwarming for long time using. Fit for all kinds of grips and needles.