2015 High quality Digital Derma Microneedle Therapy Machine For Skin Beauty Specifications: 1.Brief Introduction Electric derma pen is automatic and electric.You needn,t to buy a new one every time.Just replace the needle.Needle length is adjustable from 0.25mm to 2mm according to the areas and purposes of the therapy.It is more convenient to treat narrow areas such as nose, around eye or mouth.Also,the vibration speed can be controlled in 5 level. Effects of  electric derma pen A.Wrinkle removal,acne removal,improve scar,rejuvenation 
B.The narrow focus of the site(glabellum,wrinkle,scar) 
C.Shrink pores 
D.Treatment of striate gravidarum 
E.Improve wrinkle and fine lines 
F.Treatment of acne scars and healing wounds  G.Derma pen is very effective for kinds of skin care treatments.