inputs.text: hard ask - owned product three months saved boredom various occasions used iphone 3g battery pack allowed play games without fear killing internal battery since switched droid x included adapters made transition simple not fear killing xs battery either phones charges faster battery pack usb connection via computer not outlet battery pack could charge 3g roughly 23 full charges x 2 full charges tested customer service responsive supportive micro usb adapter x rather loose new trent sent replacehement no questions asked aware 180day factory warranty applies buy product directly thehem not sure warranty thirdparty sellers overall impressed product service received met beyond expectation definitely shop new trent