Battery chargers; [ High-frequency switching power supplies; Power transformers for amplification; Voltage regulators for electric power; Electric transformers; Electric voltage transformers; Transformers; Electromagnets; Batteries; Battery packs; Electric storage batteries; Electrical cells and batteries; Electrical storage batteries; Integrated battery backup systems comprising a battery, an electronic measurement apparatus for use in the measurement of battery health and performance, and a...

Batteries and battery chargers; Battery charge devices