Features: LED indicator Color of indicator changed automatically afterbattery is fully charged Remove all cases or cover before charging Slide phone vertically upright into the dock while charging for easy fitting Phone can still be used during charging Allows you to charge your phone and battery synchronously or independently When battery and phone are charging synchronouslybattery is at prior charging and then the phone Input: DC 5V/1000mA - USB 5V/500mA Output: USB: DC 5V/500mA - Battery: DC 4.2V/500mA Synchronize and charge your phone with anyLaptop, PC or USB Main Charger 100% brand new USB Cable: Revolutionary 2-in-1 cable for charging power and transferring data simultaneously Fully compatible with your laptop and desktop. Best replacement for the original one Compatible With: Samsung Galaxy S4 S IV GT-i9500 Package includes: 1 X Cradle Dock Stand 1 X Micro USB Data SYNC Cable Goliton® is a registered trademark protected by the US Trademark Law. Goliton® products are sold by authorized sellers only.