ITEM NAME:Dht22 Single-Bus Digital Temperature And Humidity Sensor Module Electronic X5U1 Dht22 Single-Bus Digital Temperature And Humidity Sensor Module Electronic X5U1 working voltage: 3 V-5.5 V The sensor models: the separate AM2302 temperature and humidity sensor Signal output form: digital signal Measuring accuracy: 0.5 Celsius The humidity measuring range: 0-100% RH Measurement accuracy: 2% RH with fixed screw holes, convenient installation and fixation. Diameter of 2.6mm colour:White Material:plastic size:28.2*13.1*10mm Package Contents: 1 * DHT22 Temperature Humidity Module 3*cable.1 DHT22 Temperature Humidity Module. The sensor models: the separate AM2302 temperature and humidity sensor. Signal output form: digital signal. with fixed screw holes, convenient installation and fixation.