This Samsung wall charger with 25 Watt Super Fast Charge capability uses Power Delivery (PD) to provide the most efficient charge possible. Any PD device can charge at up to 25W. Other USB-C devices rates will vary. Charger Features Plug into any standard wall outlet via the include AC adapter. The Super Fast charger delivers up to 3 Amp to give your phone power at a much faster rate than your standard 1A or 700mA charger. A detachable USB-C to USB-C cable is included in the box, so you can charge your phone from any other USB-C power source such as your computer or a portable battery. Use the cable to sync and transfer files at blazing speeds with your Galaxy or any other compatible smartphone or laptop.