Battery chargers; chargers for electric batteries; consumer type nickel cadmium battery chargers; electric battery chargers; portable field chargers; power supply devices for battery chargers; battery adaptors; battery booster boxes; battery cables; battery charge indicators; battery charge monitors; battery ground strap connectors; battery holders; battery housing covers; battery packs; battery powered beacons; battery separators; battery terminals; battery tie down connectors; charging systems for battery operated domestic kitchen appliances; uninterruptible power supply apparatus (battery)