Most phones, tablets, and accessories charge via USB. On a standard wall outlet, charging this way requires a USB power adapter. In contrast, USB wall outlets let you charge your devices directly, using only a USB cable, with the best still giving you two standard outlets. A well-placed USB outlet in the bedroom, kitchen, or living room can add a degree of convenience.

Most phones, tablets, and accessories charge via USB. On a standard wall outlet, charging this way requires a USB power adapter. In contrast, USB wall outlets let you charge your devices directly, using only a USB cable, with the best still giving you two standard outlets. A well-placed USB outlet in the bedroom, kitchen, or living room can add a degree of convenience.