ESP8266 WiFi Relay Module 10A 220V - Network Switch attiny85 these packet radios are simpler

these packet radios are simpler than WiFi or BLE

Use a simple wire antenna or spot for uFL or SMA radio connector

and checking orientation

3V-power/logic capable RTC please check out our affordable PCF8523 RTC breakout

ESP8266 WiFi Relay Module 10A 220V - Network Switch attiny85 these packet radios are simplerSimple Load Switching for Arduino, ESP32, and Automation Builds The Relay ESP8266 10A 220V Network WIFI Module Input DC 7V 30V is a practical relay module from Circuitrocks for students, makers, and repair friendly builds. It fits well in projects that need switching external loads, while keeping setup straightforward for testing and prototype work. Compared with generic parts, this product stands out through details such as 10A, 220V, 7V. That makes