The sensor can be operated with both 3.3V and 5V, it is suitable for connection to all standard boards such as for , RN-Control, and all other microcontrollers. This sensor can build thermometer electric circuit microcontroller, it can be used for robotics development kit, suit for to make projects. Suit for School Beginners: Perfect intro sensor to programmable for electronic and IoT robotics. Used for automatic control, weather stations, , humidity regulators, treatment, dehumidifiers, etc. Type: for DHT22 temperature and humidity sensor Signal Output Type: Digital Temperature measurement range: -40 Celsius--80 Celsius Temperature measurement accuracy: +/-0.5 Celsius Humidity Range: 0~100%RH Humidity Measurement Accuracy: +/- 2%RH Colour:White+black Material:Plastic + electronic components Size:2.8x1.2x1cm Package Contents: 1 x for DHT22 Sensor Module 1 x Cable (random colors, don' accept the specified color) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.