Compatible with Samsung Galaxy S IV / S4 GT-i9500 Android Cell Phone (All Carrier Version, AT&T, T-Mobile, Sprint, Verizon, Global Unlocked) * 3-in-1 Feature: USB Sync and Charge Cradle Desktop Charger with 2nd Battery Charging Slot * First slot: Sync and charge phone. Second slot: Charge 2nd battery. * The USB docking cradle holds your Galaxy Cell Phone at a comfortable reading angle and provides convenient access on your desk * Package include Cradle, USB Cable, AC Adapter.Phone & battery not included.