plugs into an outlet, but this all happens in one location. And to boot, sometimes you don't get an AC adapter with certain devices so you're stuck charging them at your computer. The U-Socket has two USB ports built into a standard wall receptacle. My latest blog post is a tutorial on how any DIYer can install this nifty invention and why it's a good idea (water + smartphone = headache waiting to happen)

http://www.homerepairtutor.com/usocket-usb-o...