2 Cleanser Heads and 2 Speeds Adjustable for Deep Cleaning, Removing Blackhead, Face Massaging 360° rotating face cleansing brush achieves a deep cleansing effect; two-speed control, gentle cleansing to powerful deep cleansing. Battery-operated: Cordless facial spin brush powered by 2 AA Batteries (not included) suitable for all skin types; it's gentle and suitable for sensitive skin 2 adjustable speed for the facial cleansing brush, low speed for gentle cleaning and high speed for deep cleaning Never used.