Description: The LCD display Modeling simple, elegant LCD panels inline connections Moisture-resistant Strong anti-interference The humidity display The opening size 41 mm diameter and The shape of diameter of 45.2 (with smaller error) 1% humidity display resolution Humidity sampling period for 10 seconds (1 minute) The humidity measurement range 10% ~ 99% and accuracy ± 5% Rated voltage Powered by AG13 button batteries) The temperature measurement range - 50 to 70 and accuracy + / - 1 degree (room temperature) Material:ABS Temperature range: -50 ~ 70 Measurement error: ± 1 Colorblack Humidity measurement range: 10% ~ 99 Humidity display Resolution: 1% Humidity measurement accuracy: ± 5% Humidity sampling period: 10 seconds (1 minute) Rated voltage: DC1.5v (1 piece AG13 button battery is Not included) How it works: Thermistor conversion temperature display Gross weight:20g Specifications: Modeling simple, elegant LCD panels inline connections Moisture-resistant Strong anti-interference The humidity display Humidity sampling period for 10 seconds (1 minute) Package Included: 1 x Reptile Pet Thermometer Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings.