Testing units for lead and acid batteries; electronic apparatus and instruments for control inspection, detection, measuring, and protection for lead and acid batteries and all other electric accumulators and batteries, namely, battery performance monitors, battery testers, battery load testers; parts and accessories of all the above-mentioned apparatus and instruments not included in other classes, namely, battery performance monitors, battery testers, battery load testers

A MODULE OF PHOTOVOLTAIC CELLS USED TO CREATE AN ELECTRICAL CURRENT FOR MAINTAINING THE CHARGE IN A BETTERY