Easy solar system kit balcony

Are balcony solar panels are useful during apartments? Countless renters and apartment owners are at the loss because of not in order to have advantage of solar as that they don't have a roof to set their solar powered energy system about. A typical solar installation necessitates a large budget and an exclusive roof. One can overcome these kinds of difficulties by installing solar energy on window sills and balconies, now has solar panel systems attached to the balcony. They are in the plug& play type, this means you simply plug them in the socket. Are these claims an effective way of tackling sky supports high electricity prices or definitely not?