Batteries; battery chargers; battery monitoring devices that may be attached to a battery to monitor the performance of the battery and operating software for use therewith, sold as a unit; battery pack; integrated battery backup systems comprising a battery, an electronic measurement apparatus for use in the measurement of battery health and performance, and a remote computer software program that uses the foregoing data to trend, predict and store data related to the health of the battery; lithium ion batteries, lithium ion phosphate batteries, lithium phosphate batteries; monitoring devices for monitoring battery performance characteristics; power controllers; power distributing boxes; rechargeable electric batteries; renewable battery system to provide backup power; solar batteries; portable data input devices, namely, computers, computer display screens, batteries, cables, communication hubs, data processors, and computer operating software for use therewith, sold as a unit