laser comb hair growth loss regrowth treatment electric infrared stimulator care, Silver

electric laser infrared stimulator healthy hair growth care therapy comb 100% brand new and application: hair care for hair loss person and hair dry person laser emission wavelength: 650nm laser operating voltage: 3.7 4.2v input voltage of power: ac220 50hz remarks:recommended using period is 5-10 minutes, 2-3 times every day.