The USB Type-C port lets you harness the power of up to 25W* to recharge your device with the incredible speed of Super Fast Charging**. And the USB Type-A port maxes out at 15W for a quick boost, too, for a total of up to 40W coming from this powerful charger. Charge two devices at once with the dual port on this space-saving car charger. Both you and a friend can experience comfortable charging while on the road, or you can power up your favorite pair of devices to enjoy together. *Power output depends on capacity of device being charged; if the device has a lower charging capacity then the power output will adjust down. Charging cables sold separately; use only Samsung-approved chargers and cables. To avoid injury or damage to your device, do not use incompatible, worn or damaged batteries, chargers or cables. **Super-Fast Charging (SFC) supported with Galaxy smartphones with 25W charging capacity or above and other SFC capable devices such as iPhone 8 or higher. SFC only capable with the C-type port of the charger.