AM2301 DHT21 Digital Temperature and Humidity Sensor
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Description
The AM2301 is a standalone digital temperature and humidity sensor designed for accurate environmental monitoring. It measures relative humidity from 0 to 100%RH and temperatures between -40°C and +80°C with high precision. This sensor is ideal for students, hobbyists, and makers creating weather monitoring and climate automation systems.
Accurate climate measurement
The AM2301 provides a fine 0.1 resolution with a humidity measurement precision of ±3%RH and temperature precision of ±0.5°C.
Broad operating range
It captures full-range humidity from 0 to 100%RH and measures temperatures across a wide span from -40°C up to +80°C.
Standalone sensor design
This unit is supplied as the individual AM2301 sensor only, without an integrated carrier PCB, making it suitable for direct integration into custom electronics setups.
Specifications
| Device | Sensor |
| Type | Digital | Temperature & Humidity |
| Accuracy Resolution | 0.1 |
| Measurement Range | 0-100%RH |
| Temperature Measurement Range | -40°C ~ +80°C |
| Humidity Measurement Precision | ±3%RH |
| Temperature Measurement Precision | ±0.5°C |
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