inputs.text: works well though 7000mah claim not seehem true - using 7000mah version case amazon clubs review versions weeks works well two phones mytouch 4g ipods touch nano two usb ports one rated 1amp 21amp helps similar battery packs come 500ma ports wont charge bigger tablets comes usb cable interchangeable tips mini micro usb charging battery charged usb port laptoppc ac using micro usb port ie charging port battery micro usb like new smartphones kindle use chargers came kindle phones charge battery everything works expected main concern charge holds isnt much claimed charge phone mytouch 4g fully 34 times runs power like 50006000mah good enough use not good claim 7000mah another concern though not major shuts port phone completely charged unlike wall chargers come phones provide power plugged problem keep phone charging finishes charging 1 hour come back 3 hours later phone really drained battery 2 hours newtrent switches automatically charging complete 1hour pain smartphones holds charge hours anyway not big problem would recommend absolutely havent problems 15 times used already charging 34 times enough looks pretty sleek