ESP32 DHT11 CP2104 WIFI Bluetooth Soil Mosisture Module
Bluetooth wifi development board, support for Nodumcu / for Arduino
DHT11 temperature and humidity sensor
CP2104 communication chip USB TO TTL
Micro USB port
Soil probe (long) soil temperature and humidity detection module
18650 Lithium Battery Holder Powered
A for LG 3000mAH 18650 battery could make ESP32run 17 hours or more.
This capacitive soil moisture sensor differs from most of the resistive sensors on the market, using capacitive sensing principle to detect soil moisture. It avoids the problem that the resistance sensor is easy to corrode and greatly prolongs its working life.
1pcs x DHT11 Micro USB ESP32 WIFI Bluetooth Soil Temperature Humidity Sensor Module Tester Plant Flowers Garden 18650 Battery Holder