Whether you experience frequent power outages, pay high electricity bills, or simply want more energy independence, batteries are a worthy investment for your home. You may not need a home solar panel system to enjoy the benefits of batteries, but you’ll get the most out of your system when you pair them together. What exactly are home solar batteries ? Batteries store electricity generated now for use later, providing flexibility to meet your needs and supply. If you only have solar panels, any electricity they generate that you don't use goes into the grid. Batteries allow you to store excess electricity for use when your solar panels aren't generating enough electricity to meet your needs. With most battery systems, there's a limit to how much energy you can store in one system. To store more, you need additional batteries. And, in most cases, batteries can't store electricity indefinitely. Even if you don't draw power from a battery, it slowly loses its charge o