Low power home Thermostat connected to the Internet. It has a built-in OLED screen as well as an Android app as set up methods.
Tipping bucket rain gauge,DS18B20, modified Pro Mini 3.3V, NRF24, sleep mode, battery operated, low power, 20uA during stand-by, ENS210 rh/T sensor (wired to indoor master)
A Sigfox test meteo station in Milan (Italy), that use a DHT-11 sensor for measure Humidity and Temperature. The others data are the power of signal and onboard temp.