This is another comfortable as well as portable USB adapter comes from iLuv called iLuv iAD116 and iAD117. It has come out with three USB ports while the earlier is offering a single USB port. Nevertheless, both of them are able to accept the voltage from 100 to 240V at 50 or 60Hz to make them perfect for those who want on the go.
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Each of them USB port is able to provide outputs 5V 500mAh that is suitable for majority of portable devices including PMPs, digital cameras and cell phones. The prices of the devices are $14.99 and $19.99, respectively.