electric car charging piles; electric vehicle charging piles; electric battery chargers; chargers for batteries; electric charging cables; charging cables for electric cars; charging cables for electric vehicles; charging stations for electric vehicles; battery charge devices; battery charging devices for motor vehicles; portable power chargers; portable power supplies [rechargeable batteries]; wireless chargers; plug connectors; electric cable connectors; plug-in connectors; cable connectors; electrical adapters; cable adapters; electric storage batteries for household use