3Pcs KY-015 DHT11 Temperature Humidity Sensor Module ForDescription:The sensor module is including resistive humidity sensing component and NTC temperature testingThe compatible digital temperature humidity sensor module is component and connected with 8-byte MCUGreat anti-interference ability and durableWith fixed bolt hole for easy installation3 DO small plate switch digital output interface connected microcontroller IO portTwo module interface specification (3 pin)Specification:Model: sensor DHT11Signal transmission range: 20mHumidity measuring range: 20 - 95% RHHumidity measurement error: + / -5%Temperature measurement range: 0 - 50°CTemperature measurement error: + / -2°COperating voltage: 3.3 - 5VOutput type: digital outputSmall plates PCB size: 3.2 x 1.4cmPower LED: redNet weight: 8gPackage included:3 x Temperature humidity sensor module