WiFi Relay with 5 or 10 Amp Relays

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WiFi Relay for Windows, Linux, Mac, and any Programming Language

ViewSmart 6400 Programmable Relay Board, ViewSmart 6400 Programmable Relay Board

Relay Pros

ESP32 Relay Module WiFi Control BLE Dev Board, 8 Channel 5 to 30V, Stable with 4M Flash, Suitable for Smart Home Wireless Control: : Industrial & Scientific

DC 12V Wireless RF Remote Control Switch Transmitter+ Receiver 2 Channel Relay Switch Module 315MHz 433MHz

How can I signal the relays on this module? I tried flashing the ESP with Nodemcu and set GPIOs to HIGH but the relays won't open. How can I go about controlling

5V 12V 220V Wifi Relay Switch 4 Channel Wireless Wifi Relay Module Rem – Aideepen

WiFi Relay for Windows, Linux, Mac, and any Programming Language

TOSR182 - 8 Channel Smartphone WiFi Relay - (Password/Momentary/Latching)

TOSR08 - 8 Channel Smartphone Relay WIFI Remote Control Kit