The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...
Xiaomi has listed the Smart Temperature and Humidity Monitor 3 Mini on its global website, hinting at an upcoming launch outside China. The device is a smaller version of the existing Monitor 3, with ...