Catalog > Internet of Things (IOT) Related Products > More Platforms AM2301 Digital Temperature & Humidity Sensor AM2301 Digital Temperature and Humidity Sensor 0~100%RH -40~+80°C ACM TEMP+HUMD SNSR AM2301 ARDUIN AM2301(PREV DHT21) DIGITAL TEMPERATURE & HUMIDITY SENSOR ONLY-NOT ON PCB Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications DHT21 is the former name, new name is AM2301 4-pin package Ultra-low power No additional components Excellent long-term stability All calibration, Digital Output Completely Interchangeable Long distance signal transmission Relative humidity and temperature measurement Type: AM2301 Accuracy resolution: 0.1 Measurement range: 0~100%RH Temperature Measurement range : -40~+80°C Humidity measurement precision : ±3%RH Temperature measurement precision : ±0.5°C Downloads Datasheet - DHT21 PDF File 486.73 KB