portable rechargeable auto derma roller skin rejuvenation machine face care ance removal home use device

advantage: 1 -visual and noticeable improvement in a few days from the first treatment 2 -short healing time 3 -no permanent damage or injury 4 -no bruising, infection, discoloration or other complications 5 -extremely high absorption of any active ingredients 6 -almost all skin types can be treated 7 -thickens the dermis without damaging or removing epidermis.easier to operate in small part or radian more quickly and efficient than manual derma roller adjustable length of micro-needles (0.25mm-3.0mm)