... Description 2000mAh Battery Pack for Laptop, Mp3, Mp4, iPods, PDA, Camer etc, Universal External Laptop Battery, One Year Warranty, CE &ROHS This battery is external ... and portable. When you are out for business or a trip, with this universal battery pack and few cables, you need not ... ,16V,18V,19V,21V2 USB OUT: 5.3V/500mAh(iPod,iPhone) Size: 175*120*25mm Weight: 500g Low voltage/over voltage ...