inputs.text: great device far perfect - ive tested device following devices ipad iphone galaxy s3 galaxy note2the pros1 hardwarethe device good size smaller iphone slightly thicker easily nestles pocket well relatively lightweight 2 usb ports one smartphones one tablets direct micro usb output numerous devices charged oncealthough 4 led indicator lights found model battery packs used actually provides relatively accurate indication much power left instance 34 lights means actually approx 75 power left one light 25 left bottom 25 lasts long first 252 poweriphone charges well wall chargeripad charges well wall chargergalaxy s3 via usb output micro sd outlet charges fast bothgalaxy note 2 via usb outputcharges slowgalaxy note 2 via micro usb outlet charges incredibly fast truly scary fast charges phone not overheat no noticeable affects found several charge cycles3 pricethe reduced price good considering versatility device far useful spare phone batterysthe cons1 hardware led indicator lights although robust rugged detailed battery indicator doesnt provide enough detail 25 increments simply not approximate enough usefulas others said input usb connector output micro usb cord seem flimsy could potentially damaged removed excess force extra careful thesedoesnt come wall charger want charge wall outlet buy another chargernewtrent seems spend lots fancy lavish packaging provides little detail instruction manualhaving register product online order get warranty even though bought not cool2 powerthe amount power may sufficient charging smartphones smaller devices not really worth carrying around tablet likely get 2 full charges average smartphone plus 2550 3rd full chargethe verdict great device far perfect price ok worth would recommend home office school use anything precarious not robust enough guaranteenewtrent seems spend lots fancy lavish packaging provides little detail instruction manualhaving register product online order get warranty even though bought not cool2 powerthe amount power may sufficient charging smartphones smaller devices not really worth carrying around tablet likely get 2 full charges average smartphone plus 2550 3rd full chargethe verdict great device far perfect price ok worth would recommend home office school use anything precarious not robust enough guarantee