Introduction
- Master: ESP-01 / ESP-01S (this module does not include ESP-01 / ESP-01S)
- Temperature and humidity sensor: DHT11
- Operating voltage: DC 3.7V-12V (support 3.7v lithium battery power supply)
- Measuring range: 20-90% RH 0-50 ° C
- Measurement accuracy: Temperature: ± 2 °Humidity ± 5% RH
Application example:
1. Power supply: 3.7V-12V DC power supply connected to VCC GND (2.54mm pin)
2. Download the program to ESP-01S
3. Insert ESP-01 / ESP-01S into the 2 * 4 Pin