This module uses the ESP-01 or the ESP-01S as the master control, and the DHT11 allowing to measure the in the scales from 0 to 50 degrees Celsius and the humidity of the air in the ranges from 20 to 90%. Go through AskSensors (IOT platform), you can monitor temperature and humidity from anywhere.
ESP-01/EPS-01S (To buy separately)
DHT11 Temperature & Humidity
DC3.7V ~ 12V
20-90% RH, 0-50°C
Temperature ± 2°C, Humidity ± 5% RH
25mm x 10mm x 16mm
1 Refer Temperature & Humidity Monitoring Using the ESP-01 & DHT and the AskSensors Cloud.