Did anyone ever use LED grow light? LED would be better than normal grow lights as it uses less energy and generate less heat. However, I am wondering if it is really effective or only a waste of money to buy this.
http://banggood.com/50W-E27-Garden-P...-p-994425.html
http://banggood.com/50W-E27-Garden-P...-p-994425.html
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