... voltag lock function. With UPS(Uninterrupted Power Supply) function. 8800mah KN880 Universal Portable Digital Power Supply 5V/16V/19VSKYPE: sales5eyoung Feature: Capaciy8800mAhModelKN880TypePortable ... Phone, iPod, iPod Touch, Players, Mobile Phone, Ebook, Digital Camera, Game Players, PSP, DV, BlueTooth, MP3/4/5 ... not short-circuit 8800mah KN880 Universal Portable Digital Power Supply 5V/16V/19V