HP4S - Full Spectrum Grow Lights - Indoor Gardening

I am in the horticulture field since 2012. I was also looking for some grow light in the reasonable prices. I choose plantzoid firm first but resulted of loss of monthly maintenance of these grow lights. I choose High Power 4s then in 2013. It is the great experience having their LED Grow lights for indoor farming. I also use in for the indoor gardening. These HPS lights are very good results. I never spend a penny for their maintenance since last year. These are bit expensive but good decision for the long term relation.