The 5V 3A USB-C w/ Switch Power Adapter - EU Plug is an OEM power adapter (EU plug, USB-C output) that comes with an on/off switch.
Very suitable for most the development board like the latest Raspberry Pi 4 Model B. It has been tested to power Raspberry Pi 4B 1 GB, 2 GB, and also 4 GB without a problem. The actual output current is running at 3.00 Amp at 4.85 V.