Rock series 150W HPS&MH electronic ballast is designed for horticulture and agriculture.By using patented technology and new designed circuit, the ballast can work reliably and safety at any time.This ballast can be also used for HPS MH CMH street light.
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.