Feature●【Easy To Use】 Just open the tip and turn the knob move the microneedling pen up and down where it is being used to enjoy a home salon●【Portable】The 0.25mm stamp is portable and easy to hold and use. You. can carry it easily when you travel or at home●【Save Money】You can control the dermastamp speed you need than the automatic microneedling derma, and its more cost-effective.●【140 A Pins】Made of 140 premium cone-shaped pins which can produce more effective microchannels than derma roller. Anti-bent, corrosion resistant, sealed packaging, much safer.●【100% Money Back】 Any quality or not satisfy, please contact us, we will refund all of your money. and we will promptly resolve them to ensure your satisfaction as a valued customer.Description