As far as the Tesla power wall there is an installation fee to take into consideration and it's not cheap. I looked into a few months back but if I remember correctly there were a couple other components you had to buy as well that is needed to comply with safety regulations. Also Indont think they sell the power wall…

My understanding is this will only provide power to everything that is on that same circuit. So if you have the living room on one breaker then you connect this to an outlet on that breaker it will only provide power to everything on that circuit. Also in case of a power outage the breaker will flip (island itself) in…