Batteries; Battery jars; Battery boxes; Electric accumulators; Accumulator boxes; Electric accumulators for vehicles; Photovoltaic cells; Solar batteries; Batteries, electric; Battery boxes; Batteries, electric, for vehicles; High tension batteries; Portable power supplies; Battery chargers; Integrated circuits; Printed circuit boards; Printed circuits; Plates for batteries; Anodes; Cathodes; Capacitors; Galvanic cells; Cell switches for electricity

Sleeve to be used with alkaline batteries to extract stored energy and extend battery life