SONOFF - 2 channel WIFI ON/OFF smart switch + power metering - DUALR3 €19.99 -20% 9 reviews €15.99 -20%
NodOn SIN-4-1-20 - Zigbee Multifunction Module (ON/OFF, Dry Contact) €39.90 -10% 14 reviews €35.91 -10%
SHELLY - Wi-Fi Smart Relay Switch with energy monitoring Shelly Plus 1PM €22.99 -5% 2 reviews €21.84 -5%