http://www.frmbeauty.com/home-use-beauty-equipment/Product Description Working Principle Powerful Blackhead Remover - pore vacuum blackhead cleaner got five suction strength levels, which you can choose according to your skin type and different needs. It can deeply clean the oil, impurities and makeup residues in the pores, and safely and effectively remove blackheads, acne and grease, smooth wrinkles, tighten skin and restore skin's elasticity and vitality. It is the best choice for your daily skin care !