540 needles derma roller micro needle wrinkle removal

Application:
Treatment Applications of different skin-entry depth
0.5mm-wrinkle removal, whitening, freckle recommended 0.25mm
1.0mm/1.5mm-get rid of stretch marks (orange peel pattern of thin lines) is recommended 2.0mm-hair growth treatment is recommended 1.5mm
0.2mm/0.3mmremove redness, eye recommended 0.2-mm-0.3mm long micro-needle.
1.0mm/1.5mm-rosacea, concave scars, acne pits, scar repair recommended.

Technical Parameter:
540 needles derma roller micro needle wrinkle removal
9 disks x 60needles (540 needles in total)
roller color:purple/red/green/yellow/blue/black ect for choice
Body Material:Plastic, black,white,ect.
Special a method of construction by lock-up
50% improvement of needle's strength than a normal material.