Feature●Convenient for Home Use - The upgraded microneedling pen is more convenient and user-friendly for home use.●12 Replacement Cartridges - The microneedle pen comes with 12pcs individually packaged replacement cartridges, 6pcs 12-pin and 6pcs 36-pin. They are disposable, just replace a new one for each time.●6 Optional Speed Levels - The microneedle pen is equipped with 6 adjustable speed levels. You could freely choose the one according to your actual needs.●Adjustable Non-Slip Dial - The microneedling pen has a non-slip rotary dial. By turning the rotary dial, you can easily adjust it according to your needs.●Unique Gift - The microneedle pen saves money and time that you could use it anytime at home. It is a thoughtful gift for yourself and friends.Description