With this Samsung 2 Amp High Power Wall Travel Charger Micro USB Data Cable, you can be sure that your Samsung Galaxy or other Micro USB compatible smartphone will always be fully charged and ready to go. Rapid Charging This Samsung charger has an output of 2 Amp to give your phone High Power at a much faster rate than your typical 1 Amp or 700mAh charger. Plugs into any standard wall outlet via the included AC adapter, and its compact design means it is small enough to throw in a briefcase or backpack when you 're on the go. Samsung 's quick-charging technology powers your phone while it charges its battery, so you can make calls, check your messages or browse the Web while your phone is charging Flexibility The Samsung Wall Charger also comes with 5 Feet detachable USB to Micro USB cable, which allows you to charge your phone from the USB port on your computer or other USB power source if you aren 't near a wall outlet. You can also sync and transfer files between your computer and Galaxy smartphone or other phone using the Micro USB cable. Keep one at home and one in your bag to make sure that your phone is always ready to go when you are.