USB outlets seem like a great bet for any 21st century home. But are they everything they're cracked up to be? Here's a closer look at their pros and cons.

This adapters for European outlets accept the standard N American 2 or 3 prong flat pin plug, max capacity up to 2500 watt (max 250 Volt, 10 A); Dual USB ports can charge up to 2.4A, ideal for ...