Shelly 1

Help with Shelly 1 wiring : r/homeautomation

mains - How do Shelly products detect button presses? - Electrical Engineering Stack Exchange

Shelly 1 as doorbell sensor/opener

Shelly Plus 1 UL: WiFi & Bluetooth Smart Relay, Alexa/Google Compatible,iOS/Android App,No Hub,Wireless Switch,DIY Door Control Shelly Plus 1 UL (1) - The Home Depot

Shelly1 - Relay Switch 12VDC / 230VAC WiFi 16A - Botland - Robotic Shop

Automate your home with a Shelly 1 Wi-Fi module

Shelly 1

Shelly 1 V2 Wiring Scheme – braindump

Smart lights behind a wall switch (Shelly + ESPHome)

Shelly 1 - Tasmota