Reference: RBD-2298
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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. Featured By RoboticsBD.
Product Images are shown for illustrative purposes only and may differ from the actual product.
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| General Specification | |
| Chipset | ESP WROOM 32 |
| Input Voltage(V) | 3.7-4.2V |
| Charging current(mA) | 500mA |
| Sleep current(uA) | 220 uA |
| Battery Required | 3.7V lithium battery |
| Flash Memory | 4MB |
| SRAM Memory | 520 KB |
| Frequency range | 2.4~2.5GHz |
| Transmit Power | 22dBm |
| Communication distance(m) | 300 m |
| On-board clock Frequency(MHz) | 40 MHz |
| Temperature and humidity sensor | DHT11 |
| Working Temperature Range | -40~85℃ |
| Length (mm) | 195 |
| Width (mm) | 30 |
| Height (mm) | 25 |
| Shipment Weight | 0.0365 kg |
| Shipment Dimensions | 20 × 9 × 3 cm |
Please allow 5% measuring deviation due to manual measurement.
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1 x ESP32 DHT11 WIFI Bluetooth Temperature Humidity Soil Moisture Sensor Module for Arduino.
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