This is a multipurpose skincare led mask it comes with 7 different settings for different actions
red: anti aging and collagen boost
green: fades dark spots
blue: clears acne based bacteria and helps with oily skin
purple: for healing and skin repair
yellow: for clearing blemishes
cyan: smoothing inflammation
white: calms skin
you hold the button in to turn on and off and then to switch colors you tap once
turns off after 15 minute sessions
does not come with charger but its the C cord very common and easy to find