The Softbank SELECTION USB PD 2-Port USB AC Adapter offers the convenience of charging two phones simultaneously through the charger's USB Type-C and USB Type-A outputs.
You can use the USB Type-C port of the Softbank SELECTION USB PD 2-Port USB AC Adapter to charge your latest Apple iPhone like the Apple iPhone XS Max or Android phones such as Google's Pixel 3 XL, Huawei's Mate20 Pro and the Samsung Galaxy S10 Series fast at 9-12 volts or power your tablets like Apple's 11-inch iPad Pro (2018) at 15 volts. Note that you will need to use a compatible USB-C to Lightning cable to power your iPhone with the charger.
The USB Type-C port supports 15 watts (5 volts @ 3 amps), 17.5 watts (7 volts @ 2.5 amps), 18 watts (9 volts @ 2 amps), 18 watts (12 volts @ 1.5 amps) and 18 watts (15 volts @ 1.2 amps) of output charging using USB Power Delivery 2.0 technology.
The Softbank charger also has a USB Type-A port that can be used to supply up to 12 watts (5 volts @ 2.4 amps) power to charge most phones and various peripherals.
Here's a quick look at the Softbank SELECTION USB PD 2-Port USB AC Adapter after purchase. Notice the USB certification logo being advertised on the charger's box to indicate that the charger has been certified by the USB Implementers Forum, along with the Softbank owned Y!mobile brand.