High frequency vibration cleansing technology; Intensity power settings Advanced bristle brush technology Micro-pulsating infusor probe; Adjustable intensity control Water-resistant cordless design; Water-resistant for use in the shower Sonic pulse facial brush features high frequency vibration cleansing technology to exfoliate the outer (epidermal) layer of dry and flaking skin cells and a micro-pulsating infusor to enhance absorption of skin care products into the skin. Use separately - or combine high frequency vibration cleansing technology and micro-pulsating infusor setting modes together. Use with cleansers, scrubs, anti-aging, moisturizing and other skin care products for smoother, firmer and more hydrated skin.