Aliexpress: Keyestudio DHT11 3$ (other brands <1$)
Aliexpress: WAVGAT DHT11 Sensor 0.7$
Single wire digital
Sensors test examples:
Aliexpress: Keyestudio DHT11 3$ (other brands <1$)
Aliexpress: WAVGAT DHT11 Sensor 0.7$
Single wire digital
Sensors test examples: