LilyGO T-Higrow BME280 WiFi Bluetooth Soil Moisture Sensor Module - Unsoldered
The LilyGO T-Higrow is a capacitive soil moisture and environmental monitoring module featuring a BME280 sensor for temperature, humidity, and barometric pressure, integrated with ESP32 for WiFi/Bluetooth connectivity. Designed for low-power IoT agriculture and environmental projects, it is compatible with Arduino and ESP-IDF frameworks.
Features
- Capacitive soil moisture sensing principle eliminates electrode corrosion for long-term reliability.
- Integrated BME280 sensor provides temperature, humidity, and barometric pressure data.
- Powered by ESP32 (ESP32-S3) for dual-mode WiFi and Bluetooth 5.0 (BLE) connectivity.
- Ultra-low power design with 150 mA active current and 220 µA deep sleep current.
- Supports USB 5V power and 3.7V Li-ion battery input with onboard charging (500 mA).
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The T-Higrow module employs a capacitive sensing method to measure soil moisture, a significant improvement over traditional resistive sensors which are prone to electrolytic corrosion and degradation. This approach ensures stable, long-term measurements in various soil types. The onboard Bosch BME280 environmental sensor delivers precise readings of ambient temperature, relative humidity, and atmospheric pressure, providing a comprehensive environmental profile.
Built around the ESP32-S3 microcontroller, the module offers robust wireless communication via 2.4 GHz WiFi and Bluetooth Low Energy (BLE), enabling remote data logging and control in IoT applications. Its power architecture is optimized for field deployment, supporting operation from a USB source or a rechargeable 3.7V lithium battery, with a deep sleep mode that extends battery life significantly for solar-powered or periodic monitoring setups.
Additional Information
| Weight | 0.02 kg |
|---|---|
| Dimensions | 15.5 × 3.6 cm |
