Artmex V11 Pro Digital Eyebrow Lip Tattoo Machine Permanent Makeup Micro-needle TherapyFeatures: 1. Screen Display 7'' Large colorful and fashion touch screen shows session duration, and needle frequency 2. Ultra quiet Design Revolutionary physical design for a more comfortable work environment. 3. Adjustable speed and scale Maximum 10 digital levels of speed Wide range scale needle length 0~3mm 4. Fully automated intelligent hand piece During the working state. When the pen stays on the place area of pen, it stops working