DHT22 Temperature & Humidity Sensor
22 in stockHigh-precision digital temperature and humidity sensor with single-wire interface.
Product Description
The DHT22 is a low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and outputs a digital signal on the data pin. Technical Specifications: - Temperature Range: -40°C to 80°C - Temperature Accuracy: ±0.5°C - Hum...
Product Specifications
| The DHT22 is a low | cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and outputs a digital signal on the data pin. |
| - Temperature Range | -40°C to 80°C |
| - Temperature Accuracy | ±0.5°C |
| - Humidity Range | 0% to 100% RH |
| - Humidity Accuracy | ±2% RH |
| - Resolution | 0.1°C / 0.1% RH |
| - Operating Voltage | 3.3V to 5V |
| - Interface | Single-wire digital |
| Comes with a 4.7kΩ pull | up resistor and easy-to-use Arduino library. Perfect for beginners and advanced projects alike. |
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