i'm on a pay metor (like a pay as you go)that cost me £25 a week in electric.i'm in the uk with a company called e-on.i've changed my rate so its cheaper in the day(as thats when i get most of my grow hours in).i have a 600 watt light with fans etc....as anyone heard of or got any idears how i could cut my payments so i could maybe get another light in there...any advice would be nice......