inputs.text: impressive useful battery pack - month use impressed nt70t battery pack many know gps heavy draw smart phones regually find cant get full day without recharging smartphone nt70t given confidence not worrying running dry form factor ideal travel particularly like usb micro usb connectors attach side unit no dangling wire transporting nothing else remember bring youi successfully used simultaneously charge two devices nexus 4 nexus 7 well tested nexus one playbook