Apparatus, instruments, devices and systems for conducting, switching, transforming, accumulating, regulating, storing, supplying or controlling electricity or electric power, for battery charging and energy storage solutions, for leveling out electricity use with peak-shaving, and for grid stabilization with frequency-containment reserves; batteries; battery parts, namely, vent caps, cathodes, anodes, jars, cells and boxes; battery chargers; battery cables; battery testers; accumulators; electric power supply; electric power storage, namely, electric storage batteries; apparatus, devices and instruments for electric power supply, namely, power supplies; apparatus, devices and instruments, namely, uninterruptible power supply; electric power devices, apparatus and instruments, namely, power supplies; electric power storage devices, apparatus and instruments, namely, electric storage batteries; electric power systems, namely, battery system to provide backup power; electric power storage systems, namely, power supplies; electrical energy transmission, conversion, and storage control devices; electrical energy storage systems; electrical energy power boosters; electric power boosters; electricity storage apparatus; containerized energy storage; apparatus, devices, systems and instruments for the collection, regulation, control and distribution of solar power, namely, solar powered rechargeable batteries and solar powered battery chargers; photovoltaic cells; photovoltaic systems, apparatus, devices, systems and instruments, namely, photovoltaic systems that convert sunlight into electric and thermal energy; power electronics in the form of inverters and charge controllers; battery storage provided as one system, namely, electric storage batteries; fuel cells; electric charging stations for electric vehicles and batteries; downloadable software for battery, battery charger and accumulator fleet management, analysis, control, monitoring, planning, guiding, and charging and energy storage solutions