professional 650 nm diode laser hair loss trreatment machine low level laser anti-hair removal instrument, Black

the mechanism of action is that it may activate dormant hair follicles, increase blood flow, up regulate growth factors , and stimulate hair during growth. the 655nm low energy laser can be used for hair growth.it is considered to be a real effects.424 pcs most lased on the market to assure a full coverage of scalp and fast hair regrowth process,designed with distance rod on each panel, easy to fix a suitable working distance without designed with distance rod on each panel, easy to fix a suitable working distance without a training.syi