ITEM NAME:5X Digital DHT11 Temperature & Relative Humidity Sensor Module Plate Board Descriptio n Description: 100% brand new and high quality DHT11 sensor adopts The module can detect surrounding environment of the humidity and temperature High reliability and excellent long-term stability Output form digital output Has fixed bolt hole and easy installation Specifications: Material: Metal, Etc. Color: Blue Size: Length 28mm * Width 12mm * Height 7.2mm Sensor Model: Ozon DHT11 Temperature And Humidity Sensor Working Voltage: DC 5V Characteristics: 1, Humidity Measurement Range: 20---90% RH 2, Humidity Measurement Accuracy: Â ± 5% RH 3, Temperature Measurement Range: 0---50 Â ° C 4, Temperature Measurement Accuracy: Â ± 2 Â ° C 5, Working Voltage: DC5V/3.3V 6, Digital Signal Output 7, The Data Port With Pull-Up Resistor 8, With 3mm Fixing Screw Holes For Easy Installation Wiring Method: VCC → 3.3V/5V Power Supply Positive GND → Negative Power Supply DATA → MCU IO Port Tips: Do Not Connect VCC To GND, And Then Reverse It! Package Included: 5 * Temperature and Relative Humidity Sensor Module 5 * Cables 1 * Set of Schematic, manual, test procedures (provide download address to download, http://pan.baidu.com/s/1jGijVUm) Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! 5X Digital DHT11 Temperature & Relative Humidity Sensor Module Plate Board.DHT11 sensor adopts. Sensor Model: Ozon DHT11 Temperature And Humidity Sensor. 5 Temperature and Relative Humidity Sensor Module. 7, The Data Port With Pull-Up Resistor. DATA → MCU IO Port. Output form digital output.