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https://olimex.wordpress.com/2020/07/10/pwr-switch-is-optically-isolated-eu-style-power-load-switch-for-up-to-3500w-230vac-16a-and-can-be-driven-with-any-microcontroller-arduino-eps32-or-linux-computers-directly-with-3-24v/
PWR-SWITCH is optically isolated EU style power load switch for up to 3500W, 230VAC/16A and can be driven with any microcontroller, Arduino, EPS32, or Linux computers directly with 3-24V