Features: The DHT21/AM2301A Capacitive Digital Temperature Humidity sensorings delivers ±0.5°C temperature and ±3% humidity accuracy with direct digital output, offering a cost effective alternative to SHT10/SHT11 sensors for precise environmental monitoring. Featuring a wide operating ranges ( 20°C to +60°C, 0-100% ) and low power consumption, this capacitive sensorings ensures performances in diverse conditions with minimal energy requirements. Engineers, developers, and meteorologists will appreciate its ABS/PCB construction and two output capability for IoTs projects, smart home automation, and industrial controls systems requiring stable humidity temperature tracking. Optimize climate monitoring in greenhouses, server rooms, or HVAC systems with sensorings for continuous operations in challenging environments while maintaining measurement consistency. Its digital signals transmission eliminates analog interferences risks, making it for battery powered weather stations, laboratory equipment, and automated agricultural setups needing synchronized temperature humidity data logging. Specifications: Materials: ASB, PCB Product Size: 59.2x26.6x13.4mm Detection ranges: Temperature ranges: -20℃ to +60℃, Humidity ranges: 0% to 100 Detection Accuracy: Temperature ±0.5°C, humidity ±3% Package Includes: 1PC Digital Temperature Humidity sensorings note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.