Ever wish you could ditch your electric bill? Tesla is working on a house battery that could help you slash your expensive utility bill, by taking advantage of the electric company’s lowest rates. With a stationary battery in your home designed to charge up overnight, when the utility company’s rates are low, homeowners could save thousands by essentially cheating the system.

Read more: New Tesla battery will power your entire home for less | Inhabitat – Sustainable Design Innovation, Eco Architecture, Green Building