PMD Clean website indicates that this smart facial cleansing device uses SonicGlow technology to clean., lift, firm, and tone. Good for all skin types. Has 4 modes with cleansing and massage modes. The anti-aging skin massage moisturizes skin for a more youthful look. It is made of silicone which is hygienic and waterproof. Retail price is $99. Like new, sanitized, battery works