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by Fatnino 1089 days ago
For the light switch in my room I slapped together a relay and a raspberry pi pico and a Bluetooth board (I think I saw recently that the pico w now has working Bluetooth as well?)

Now I can control the lights from my bed even when the LAN is down.

Here are my rough notes on the project https://github.com/Yossi/Bluetooth_lightswitch