Air quality measurement apparatus, namely, particle counters; Analog to digital converter (ADCs); Apparatus for converting thermal energy to electrical energy, namely, thermoelectric converters; Audio cables; Batteries; Batteries and battery chargers; Batteries and battery chargers for intravenous fluid delivery apparatus; Batteries for lighting; Batteries for pocketlamps; Batteries, electric; Battery cables; Battery cases; Battery charge devices; Battery chargers; Battery chargers for use wi...