Developed as early as 1960s, surface mount technology has been popular since 1980s. Up to now, it can be concluded that majority of electronic products are assembled through the application of SMT.
SGROW VIGPRO750W is an upgraded product which has daisy chain and smart timer functions. About daisy chain, it means that we can connect each unit in series to constitute a big therapy system to get better full body treat effect, from head to toe.