Main Features:<br />Main chip: Ausone DHT11 temperature and humidity sensor<br />Working voltage: DC 5V<br />Humidity measurement range: 20 to 90 percent relative humidity<br />Humidity measurement accuracy: + / - 5 percent relative humidity<br />Temperature measurement range: 0 - 60 degree centigrade<br />Temperature measuring accuracy: + / + 2 degree centigrade<br />Digital signal output<br /><br />    Specifications<br />General<br />  Type: Temperature sensor moudle? Humidity sensor module                                                  <br />                        Model: WDCG01                                                  <br />                        Material: PCB + electronic components                                                  <br />                        Compatibility: Ardunio                                                 <br />Electronic Components<br />  Operating Voltage: 5V                                                 <br />Weight and Size<br />  Product Weight: 8 g                                                  <br />                        Package Weight: 0.093 kg                                                  <br />                        Product Size(L x W x H): 2.8 x 1.7 x 0.8 cm / 1.1 x 0.7 x 0.3 inches                                                  <br />                        Package Size(L x W x H): 6 x 5 x 2 cm                                                 <br />Package Contents<br />  Package Contents: 4 x Temperature and Humidity Sensor Module                                                 <br /><br /><br /><br />                                                <br />