Fangrui Product Details High Precision: This Temperature And Humidity Sensor Meter Is Designed With High Precision To Ensure That The Readings Are As Accurate As Possible. Real-time View And Record: This Thermometer Hygrometer Will Detect Temperature And Humidity In Real Time And Display The Readings On The App Or Screen. Lcd Screen Display: This Thermometer Hygrometer Has An Lcd Screen That Can Display Readings, Data And Time. It Is Easy To Read. Unit And Measurement Range: This Thermometer Hygrometer Can Display Or Which Is Easy To Switch. The Measurement Range Is 0to 60 To Relative Humidity. Compatible With Voice Assistant: This Temperature And Humidity Sensor Is Compatible With A Variety Of Voice Assistants, Allowing You To Check The Current Temperature And Humidity By Voice. (english Version) Temperature Measurement Range: 060 Temperature Accuracy: 1 Humidity Measurement Range: To Relative Humidity. Humidity Accuracy: Rh Note: The Battery Is 2*aaa And Is Shipped Without Batteries C