The Pursonic FC110 advanced facial cleansing brush is a small yet thorough device. The FC110 expertly rotates, resulting in thoroughly clean skin. It cleans, exfoliates, and removes residue from makeup and dirt. Each rotation gently exfoliates and cleanses hard-to-remove makeup, leaving your face clean and primed for hydration The device comes with 5 included attachments and is operated by 2 AA batteries(not included)How it Works2 speeds for scrubbing away dirtSoft facial brushes for deep cleaning and exfoliatingMassage attachment soothes skinSoft latex sponge cleans sensitive areasMakeup and dirt remover attachment