ESP8266 WiFi Relay Module 10A 220V - Network Switch attiny85 Use a simple wire antenna

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

these packet radios are simpler than WiFi or BLE

LED window Feet Stick-on rubber Size 97 x 70 x 30 mm Weight 52 g Swap the red top when you need to run GPIO or stack a HAT

Can USB alone power the relay outputs

Check the pin labels on the Flex/Bend Long Sensor 4

ESP8266 WiFi Relay Module 10A 220V - Network Switch attiny85 Use a simple wire antennaSimple 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