While generators are cost efficient, if you need a battery for work or for someone that needs medical equipment plugged into the wall.
Tesla Powerwall II available in all markets.
Warranties are 10-years, unless you need it, you may want to wait for technology to get better and prices to go down from $12k for just the refrigerator and some lights. $22k for more, if you use a lot, it maybe $32k or $42k to power the whole home.
