Electric converters; DC/DC power converters; DC/AC power converters; battery chargers; renewable battery system to provide backup power; wireless chargers; inverters; power inverters; solar inverters; batteries, namely, batteries for electric vehicles; charging stations for charging electric vehicles; amplifiers; power amplifiers; power supplies, electrical; voltage stabilizing power supply; high-voltage power supplies; low-voltage power supplies; electronic power supplies for electric motors; solar panels for the production of electricity; power supplies; electric controllers; electric circuitry, namely, electric circuits, electric circuit closers, electric circuit openers, electric circuit switches
Electrical and Scientific Apparatus