This module uses ESP8266-01/ ESP-01S as main controller, and the temperature humidity sensor is DHT11. (B.2)


JD8 
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Features

  • Master: ESP-01/ ESP-01S (the module does not include ESP-O1/ ESP-01S)
  • Temperature and humidity sensor: DHT11

Specifications

  • Working voltage: DC 3.7V-12V (it can be powered by 3.7v lithium battery)
  • Measuring range: 10-90% RH 0-50℃
  • Measuring accuracy: Temperature: ±2℃ Humidity: ±5% RH