With the TSA and UK cracking down on passengers with uncharged devices, there's even more reason not to have a dead phone battery. CNET's Sumi Das looks at several portable chargers that pull ... more 
With the TSA and UK cracking down on passengers with uncharged devices, there's even more reason not to have a dead phone battery. CNET's Sumi Das looks at several portable chargers that pull double-duty with additional features. less 
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CNET
Fri, Jul 11, 2014 3:10 PM EDT