data cables for smartphones; data synchronization cables; electric power cables; electric power adapters; electric power inverters; electrical power supplies; electrical power distribution units; electrical controlling devices; electrical charging kits consisting of charging cables for smartphones, USB adaptors, and car cigarette lighter adapters; electrical power devices, namely, electric power storage units in the nature of lithium battery packs with electrical inverters and power outlets; rechargeable electrical battery packs, namely, portable battery packs and DC-DC batteries for charging mobile phones and tablets ; smartphone mounts