? Ergonomic pen-style machine offers you a better user-experience. Just rotate the tattoo machine pen to adjust the needle's length. ? Speed: 9000 R/Minute, strong and powerful, available for shading and lining. Stable operation between 6-9V with DC cord connection. ? Comes with DC Cord, for more convenient and precise tattooing and microblading. Compatible with most of the Known brands of cartridge needles. ? Made of aluminum alloy, long-lasting stability, low noise, lightweight, easy and portable to use. ? Brand Introduction: ATOMUS focuses on the design, manufacture and sale of tattoo products, eyebrow tattoo products, makeup tools and personal care products. If you are interested in our products and want to buy in bulk, we will give you a nice discount. If you have any questions about the product,please contact us directly