Description: The Tuyo Smart ZigBee Thermo-hygrometer Sensor has good features of low power consumption microprocessor long standby time and long battery life. It perceives temperature and humidity changes in real time and reports to your smartphone in real time. Specifications: Type: electronic thermo-hygrometer Accuracy class: 1.0 Scope of application: home office factory school nursery Material: ABS Temperature measurement range: -10-55 (℃) Humidity measurement range: 0-99 (RH) Temperature measurement accuracy: 1 (℃) Humidity measurement accuracy: ±5 (RH) Temperature measurement error: 1 (℃) Humidity measurement error: 5-8 (RH) Use battery: CR2032*1 Packing List: 1*Temperature Sensor 1*User Manual Notes: Due to the lighting effects and shooting angles there are color differences in the product please understand. Due to manual measurement there is a tolerance in the product size.