USBFever.com has launched its Ultra Slim USB Travel Charger that works to charge an iPod or iPhone on-the-go. The charger measures 42 x 70 x 15mm and weighs 43 grams, charging devices with 5V 1A output. A retractable power plug eases the charging process, and the entire charger is shorter than a credit card and only half as high as a SIM card (1.5c
