... *small pin painless. *good quality with CE New technology dermaroller&derma roller pen Indications for dermaroller Rejuvenation: skin tightening, reduction of ... AC100-240V, 50-60HzSize: 20*20*140mmWeight: 555g, pen: 82gMicro needles length: 0.25.0.5.1.0.1 ... , Microneedle Therapy machine, Derma Rolling machine derma pen machine,Dermaroller.Welcome OEM and ODM. New technology dermaroller&derma roller ...