inputs.text: works well not work samsung galaxy tab 101 - begin update experimentation ive found \\charge\\ powered galaxy tab although slowly battery icon tab wont indicate charging nonetheless actually draw charge battery pack slowly would not recommend using charge tab already low battery draws charge slowly instead would start using battery pack actually using tab example youre going use tab watch movie instead watching movie connecting battery pack battery drained connect batter pack actually watching movie end update pros works well charging small usb devices used charge mytouch 3g charged 12 70 speed would expected wall charger last 30 seemed take forever still plenty juice left though ive charged cell phones ipods mifis seemed work great cons trouble arose tried use charge [ [ asinb00519rwi8 samsung galaxy tab 101inch 32gb wifi ] ] primary reason purchased battery long airplane flights connected tablet batterycharge icon indicated wasnt charging reading amazon reviews noticed another reviewer noted would charge galaxy tablet turned tablet completely tried found worked well charging extremely slow reviewers claimed battery charges ipad slower wall charger difference amps imagine probably reason wont charge galaxy tab tab tell galaxy tab charger 2 amps whereas think ive read output externalbattery 1amp ordered another external battery different vendor despite poor reviews [ [ asinb00439g3ws isound portable power max 16000 mah ipod ipad ipad2 iphone droid blackberry ] ] listed output 25amps well see works better galaxy tab finally power button also indicator lights \\high med lo\\ ive never noticed change indicators always never seem change indicating battery level havent used often possible ive missed every time