By utilizing the data sampling principle of IC temperature and humidity sensitive devices, and through the specific algorithm of Wen Min, combined with temperature and humidity changes, temperature and humidity compensation nonlinear impedance characteristics, linearity correction, and calibration, the nonlinear resistive impedance characteristics of its temperature and humidity sensitive devices are transformed into linear analog outputs.Full range temperature compensationAppearance digital calibrationHigh temperature and humidity measurement range, high humidity measurement accuracy.Powerful and cost-effectiveUsage:Instruments and meters, electrical equipment, air conditioning equipment, homes, factories, warehouses, humidification and drying equipment, meteorological and industrial automation, and other fields.Electrical characteristics:Working voltage: DC 12-24VWorking current: 6mAStorage temperature: 0-70CStorage humidity: 0-95% relative humidityWorking temperature: -20-+80CWorking humidity: 0- RH (non condensing)Temperature detection accuracy: 1CHumidity detection accuracy: 5% relative humidityTemperature output method: Resistance output (please refer to the information for purchase details)Humidity output mode: voltage 0-10VMaterial: PlasticSize: 65 * 45 mm Color: As shown in the picture Packaging content:1 * Temperature and humidity transmitter Attention: Due to manual measurement, please allow for a slight error. Please make sure you don't mind before bidding. 2. Colors may vary depending on the monitor, please understand. Hello, please pay attention to your shipping address when purchasing products. If your delivery information (such as name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.