100% GENUINE -- The cartridges are 100% authentic and well-made by Dr. Pen.
ROUND NANO CARTRIDGES FOR Dr. Pen A1 -- It's compatible with Dr. Pen Ultima A1. Please do not attach it to other devices.
NO PAIN & SAFE -- The round nano cartridge causes no pain as there are no needles included. It only includes a round stainless chip covered with microscopic cones on it.
IMPROVE SKIN TEXTURE & TONE -- The round nano cartridge can be used daily with skin serums. It can increase the absorption ability of skin serums to help with fine lines and wrinkles.
Keep the cartridge away from the reach of children. And do not reuse the cartridge.