DS18B20/DHT22 probe add-on for Shelly 1/1PM

The Shelly temperature sensor add-on for Shelly 1/1PM is an additional module to connect up to 3 DS18B20 temperature sensors or 1 DHT22 temperature and humidity sensor to a Shelly 1 or Shelly 1PM. Please note: This addon is not compatible with the Shelly Plus 1/1PM.