Feature: 1) New design, easy to control and cooperation; Adopt with pure metal shell technics, space silver color, never get abrasion; High speed achieved, 15000r/m--30000r/m, high performance; Rotation stable, less vibration, low noise muffled,stamping frequency: 120-180 hz Suitable for eyebrows, eyelids and lips, also for small tattoo design; Can adjust needle length by rotating the silver ring, needle length adjustable from 0.2-2.5mm; Set with pen cap, safety and convenient; The working life is two twice longer than ordinary permanent makeup machines. 2) Tattoo & Permanent Makeup Needles 1RL and 3RL 2PCS Material: 316 medical stainless steel with pre-sterile by E.O. Gas, transparent plastic shell. The items are the top-quality needles, meeting professional tattooists\' standards. Filling in the colors is as easy as applying it with the top-class needles - either by dipping the running machine into a small pot of color or by filling color into the upper opening of the cartridge. What is more, the single-use material quickly be changed and allows for perfect, uncomplicated and hygienic work.