Features: Less noise, well packaged, 5-speed variable speed It is fit for 9PIN needl-es, 12PIN needl-es, 24PIN needl-es,36PIN needl-es, 42PIN needl-es, 3D nan-o square needle, 5D nan-o square needl-e, round nan-o needl-e nan-ometer wafer, na-nometer crystal multiple needl-es. It can be used for micro- based foundation, gestational lip, gestational trichiasis, gestational eyebrow, gestational hair, remove dead skin, exfoliate, speckle and facia-l care( increase absorption, make your face brighter and smooth) Adjustable needl-e depth. Use on face, forehead, head, neck, nose, scalp, chin and other body parts. Specifications: Material: ABS Adapter: 4 types(optional) Voltage: 100V-240V Speed: 5 levels Batterys capacity: 380mAh Package size: 170*124*57mm Package weight: 330g Note: Used with both in batterys or AC powers. We have different adapters for your option, please choose the right one that is applicable in your country. Packing List: 1*Pen 2*Needl-es 1*USB Cable 1*User Manual 1*Powers Adapter