Microcurrent. Firms the skin. Microcurrent small iron promotes secondary muscle movement, tightens the muscles, prevents skin sagging, reduces wrinkles, and emits LED red light. It promotes microcirculation, revitalizes the skin, and smoothes skin microcirculation Optically tender skin, fade eye lines, fade panda eyes, muscle active collagen, increase skin elasticity, fade eye lines, about 625~630nm red light, promote skin microcirculation, repair skin damage barrier, four metal guides, carefully care the skinaround the eyes, four metal guides, function more deeply, more evenly, more quickly, radio frequency effect on the inner layer of the skin, anti-aging eye beauty effect is better Working voltage: DC3.7V Rated power: 5.0W Charging power supply: 5V---1A Product size: 28.5 * 42.5 * 165.5mm Net weight: about 78.3 g Packing list: 1 host, 1 USB charging cable, 1 operation manual