Just clicked your Amazon link. In the recommended products at the bottom, I saw this guy --> http://www.amazon.com/iPower-GLSETX400DHMWING-400-Watt-Digital-Dimmable/dp/B005DO30MI/ref=pd_sbs_lg_1 which is the same price but 400w and you can run at diff. percent power levels. Don't know much about...