How to install a Shelly Plus 1PM Mini with toggle and crossover switches?
Installing Shelly Plus 1PM Mini on a Switched Crossing
Want to control a light bulb from multiple locations in your home, even across a crosswalk? The Shelly Plus 1PM Mini is the ideal solution. Learn how to install it safely and easily.
The Shelly Plus 1PM Mini is the world's smallest smart switch, ideal for controlling lights and appliances and monitoring their consumption. Connect it directly to your Wi-Fi, without the need for a hub, and manage everything from your phone. 
Caution: Electricity can be dangerous. If you are unsure how to perform the installation, seek the help of a qualified electrician.
Safety first! Before beginning any installation, be sure to disconnect the power.
Procedure:
- Disconnect the power: Turn off the electricity at the main electrical panel.
- Identify the wires: Open the junction box and locate the phase (L, brown/black/gray), neutral (N, blue), return (various colors) and lamp wires.
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Connect the Shelly 1 Plus Mini:
- Phase (L) to the `L` terminal of the Shelly.
- Lamp cable to Shelly output `O`.
- Neutral (N) to the `N` input of the Shelly.
- Connect the cable coming out of the switches and connect it to the `SW` input of the Shelly.**
- Reconnect power: Restore electricity to the electrical panel.
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Configure the Shelly:
- Connect to your Wi-Fi and access the web interface or the Shelly Cloud app.
- Set the button type to "Edge Switch".
- Customize the actions of the buttons or the app.
Ready!
Now you can control your light bulb from physical switches or through the Shelly Cloud app. Enjoy the convenience of home automation!
