Power Adapters Could Cut Electric Usage

摘要

There are approximately 1.5 billion power adapters that connect our cell phones, digital cameras, answering machines, camcorders and countless other gadgets to wall outlets. EPA has just announced that the Energy Star (www.energystar.gov) label is now available for external power adapters that meet EPA's newly established energy efficiency guidelines. Power adapters, also known as external power supplies, recharge or power many electronic products-PDAs, MP3 players and other electronics and appliances. As many as 1.5 billion power adapters are in use in the United States-about five for every American.