(Associated Press) - The Proporta USB Mobile Device Charger (USB Rechargeable Battery) charges from any standard USB port and stores 3400 mAH of power for when users need it, reports Trend.
Plug any USB powered mobile device (phone, iPod, digital camera etc.) into the battery's standard USB port and recharge anywhere.
The device can be used as an emergency charger which can be recharged from any USB port, the accompanying car charger or AC travel charger (Europe, USA, Asia, Australia, New Zealand, Middle East plugs).