PANICTECH(TM)USB 2.0 Dual Charging Dock Cradle for Samsung Galaxy Note 4 with Battery Charging Slot---Support Charging Spare Battery (The Battery is not included) (Black) Suitable for Samsung Galaxy Note 4 IIII Synchronize data to PC and mobile phone battery charging at the same time Portable design-data sync and phone charging on your desk, convenient for travel, home and office using. Connect the Dock to your computer with data cable, charge or synchronize your Samsung Note 4 and backup your data in seconds USB Output: DC 5V / 450mAh; Desktop Charging Output: DC 4.2V