LightStim for Acne device including power cord, protective eyewear and carrying case. Case has some light stains. Device in excellent working condition, very light use. Product description from brand website: LightStim delivers light energy in a similar way plants absorb light energy from the sun. Each LightStim device uses different wavelengths, or colors of light. LightStim for Acne uses blue light to destroy acne-causing bacteria, and red light to help soothe and calm the skin. This helps clear existing breakouts in order to give you visibly improved, healthy-looking skin.