The Vevor M8S microneedling pen is an electric derma pen designed to support skin care routines with adjustable treatment control. It features 6 speed levels, an LCD display, and a needle length range from 0 to 2.5 mm to suit different treatment needs. The unit includes 20 disposable anti-backflow replacement cartridges in multiple pin configurations for versatile use. Its compact aluminum alloy body and built-in battery support both wired and wireless operation. This device is built for convenient at-home or travel use while helping improve product absorption and overall skin appearance.