... 3,CE,Rohs 4,OEM 1,Product Series: 2nd battery dock charger for Galaxy S2,2nd Battery cradle for i9100,sync ... dock cradle charger,usb charger,galaxy s2 desktop charger with 2nd battery slot2,Features: (1)Data ... HotSync and battery charging on your desk with a cradle (2)Support charging 2nd battery (3)Protection circuit ...