In this video, Cheap Lithium Solar Batteries for Home are listed.
Lithium Battery cost has been dropping by approximately 8% per year. Although it is out of reach for many, but soon it will become affordable for the mass market.
Most of the Lithium Batteries are Manufactured in China and Korea. However, with Tesla’s Giga Factory coming online, soon there will be stiff competition from the US.
The batteries listed here in include the Tesla Powerwall.