Specifications Brand: AmazeFan 100% brand new! Mode: 7 modes Rated power: 4W Battery capacity: 750mAh Size: 166 * 50 * 47mm / 6.64x2x1.88 inches Charging voltage: 5V / 1A Charging time: about 3 hours The package includes: 1 * Electric facial instrument 1 * USB cable 1*base 1 *Manual (Chinese, English) [Positive and negative ions] Using the principle of mutual attraction between positive and negative ions, the dirt in the deep holes is washed away by the biological current and thoroughly cleaned. Cosmetic ingredients penetrate into the lower layers of the skin through iontophoresis. [Vibration] Mechanical vibration and tension stimulation can tighten human skin, increase elasticity and improve skin cell metabolism. [Warm] Hot massage promotes absorption, stretches the skin texture, and makes the skin plump. [Three-color function] Red and bright; orange and blue maintenance lights. [7 modes] firm skin, lighten skin tone, resist wrinkles, remove wrinkles, remove face, cleanse and detox.