TAINLESS STEEL MATERIAL PEN: smooth and durable,pen head can be auto locked,which is easy to install,the inserting depth of pins and speed level and working time can be adjusted.
BUILT-IN MUTE SYSTEM: Adjustable inserting depth of needle, speed level and working time allow precise control and application of various skin types.
ERGONOMIC PEN HANDLE: Powerful motor ensure speed andc frequency stablity which make fast coloring without excessive pain,the beginner also could easy to control.
Light weight and anti-slip handle are easy to grip.