... 4.1 year warranty 5.CE,RoHs,MSDS manual for power bank with 4 colors for iphone 5 bat case with battery 1.manual for power bank 2 ... USB,Nokia-DC2.0,Mini-USB,Sony Ericsson,Samsung,Apple,PSP, 30C phone usb charger case with battery for iphone 4 with 1700mah M ... invalidated your warranty5.do not charger or modify the power crystal unless you accept that doing so invalidates your warranty6.clean ...