ESP-01 ESP8266 Single Relay Module 10A 250V max.
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$3.45
Relay module for ESP-01 ESP8266 WiFi module (EAN 4260474032099).
Operating voltage 5VDC, max. switching voltage 250VAC or 30VDC at 10A.
The ESP-01 WiFi module (not included) hooks up right to the relay module, for the possibly easiest way to switch any load using a WiFi network.
Specification: ESP-01 ESP8266 Single Relay Module 10A 250V max.
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ESP-01 ESP8266 Single Relay Module 10A 250V max.
$3.45
brian.hambleton (verified owner) –
V4 is a handy & useful platform for the ESP-01 better than V1 which are common at other sites. I recommend ESP_Easy as the firmware: https://github.com/letscontrolit/ESPEasy/releases