BUYER BEWARE !!! FALSE ADVERTISING! I agree with other posters regarding this appliance. It was advertised that this unit would cost merely "pennies a day", & would reduce my winter heating electric bill by 50%. Truth of the matter is, it doubled my electric bill !!! DO NOT PURCHASE ONE! DO NOT BELIEVE THE ADVERTISING! THIS IS A SCAM! SAVE YOUR MONEY! PASS THE WORD AROUND! read full review »