Baseus Mini Dual USB Charger (EU) (2USB 2.1A) White

To charge 2 devices at the same time, you don’t need to occupy 2 sockets. If you buy Baseus Mini Dual U Charger (EU) (2 x USB .2.1A) White, it can handle this task on its own.
This memory device has 2 USB-A ports, the total current is 2.1A. This is enough for a good charge rate. This battery charger is protected from power surges.
And the free socket can be used for something else. There’re many useful accessories for Apple electronics and other devices on the Apple Mania website. Take a closer look at the catalog, perhaps here, you can find what you need exactly.