A renewable energy system located on the PropertyPropertyMultifamily residential property securing the Mortgage Loan and including the land (or Leasehold interest in land), Improvements, and personal property (as defined in the Uniform Commercial Code). that converts sunlight into electricity and/or a battery storage system containing lithium ion batteries or equivalent technology capable of storing electricity received from the electric grid or a renewable energy system and delivering stored electricity to the PropertyPropertyMultifamily residential property securing the Mortgage Loan and including the land (or Leasehold interest in land), Improvements, and personal property (as defined in the Uniform Commercial Code). .