ESP32 Soil Temperature and Humidity Module 18650 with Battery Holder

The ESP32 Soil Temperature and Humidity Module with 18650 Battery Holder is an all-in-one IoT development board designed for wireless environmental monitoring projects. Equipped with the DHT11 sensor, it accurately measures temperature and humidity, making it ideal for greenhouse control, smart gardens, and automated irrigation systems.

Powered by the ESP32-WROOM-32D microcontroller, this module features built-in WiFi and Bluetooth connectivity, allowing seamless integration with cloud platforms and mobile apps. The CP2104 USB-to-TTL communication chip ensures stable data transfer, while the 18650 battery holder provides portable, long-lasting power for remote applications.

This module simplifies smart farming and IoT prototyping, combining multiple sensors and power management into a compact, reliable design for Arduino, ESPHome, and Home Assistant integrations.

Specifications

• Model: ESP32 DHT11 CP2104 WiFi Bluetooth Module

• Microcontroller: ESP32-WROOM-32D

• Sensors: DHT11 temperature and humidity sensor

• Communication Chip: CP2104 USB-to-TTL

• Interface: Micro USB port

• Connectivity: WiFi (802.11 b/g/n) + Bluetooth 4.2

• Power Source: 18650 lithium battery holder (battery not included)

• Operating Voltage: 3.3V – 5V

• Applications: Smart farming, environmental monitoring, IoT automation, data logging

Package Includes

• 1 x ESP32 DHT11 CP2104 WiFi Bluetooth Temperature Humidity Soil Moisture Sensor Detection Module with 18650 Battery Holder