Did your friend say the $300 unit was an Uninterruptable Power Supply or UPS?
Rezinator Reviewed by Rezinator on . A grower just gave this advice A good friend of mine just moved back from the Chicago area....he used to be a pretty good grower....now hes a computer guy. He told me to get some kind of computer back up....cant remember which one...but he did say it was in the 300.00 price range. You do have to check some numbers inside the ballast but he said if you run it off that you wouldnt have any spikes in your power meters....because it just runs it much like a computer would. The guy builds computers like Mcguyver so he usually Rating: 5