inputs.text: suspect design flaw input power port connector - opened new battery pack plugged morning initially plugged laptop well unit indicated charging went move different location plugged back no lights pressing button front no result device appears totally dead suspect might issue power input port small amount torque charge cable sufficient internally detach rendering entire device useless portable battery pack expect much better resilience also unhappy coiled usb cord included nature unable extend full length stay tendency retract potentially pulling pack flat surface possibly leading damage internal power connector standard cord would easier safer use needless say returning device given suspect design flaw looking options