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DHT11 Temperature and Humidity Sensor Module for Environment sensing and monitoring, a high performance temperature and humidity sensor, ensuring high reliability and excellent stability. The temperature is measured using a negative temperature coefficient thermistor (NTC), and the relative humid..

AM2301 DHT21 Temperature & Humidity Sensor - Capacitive Digital.Each AM2301/ DHT21 sensor is calibrated in an extremely accurate humidity calibration chamber.  It uses dedicated digital module acquisition technology and temperature and humidity sensing technology to ensure high reliabi..

DHT11 output calibrated digital signal. It applys exclusive digital-signal-collecting-technique and humidity sensing technology, assuring its reliability and stability. Power supply: 3.3-5.5V DCOutput signal: digital signal via 1-wire busAccuracy: humidity +-5%RH, temperature +-2CelsiusResoluti..

DHT22 has higher precision and can replace the expensive imported SHT10 temperature and humidity sensor.It can measure the environment temperature and humidity to meet the high demand.The product has high reliability and good stability.If it's used and combined with special sensor Arduino expansion ..