DHT22 digital temperature and humidity sensor AM2302 temperature and humidity replacement SHT11 SHT15 send routine
Product Descriptions：
| Supply voltage | DC：3.3-5.5V |
| Measurement range (temperature) | -40~+80℃ |
| Measurement range (humidity) | 0~99.9%RH |
| Temperature accuracy | ±0.5℃ |
| Humidity accuracy | ±2%RH |
| Resolution | Temperature：0.1℃ Humidity：0.1%RH |
| Attenuation value (temperature) | <0.1℃/年 |
| Attenuation value (humidity) | <0.5%RH/年 |
Sensors | Capacitive humidity sensor |
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