Description This is a set of temperature humidity meter, made from premium material, which is durable using. It can measure the temperature of pet crawler box and refrigerator, there will be digital display on the screen, built-in probe. Small size, light weight, easy to carry or store and use. Features - Material: ABS.- Size: About 4.50X2.50X1.50cm/1.77X0.98X0.59inch.- Temperature test accuracy: 1.0.- Temperature sampling period: 10 seconds.- Relative humidity test range: 20%-90%.- Humidity display resolution: 1%.- Humidity test accuracy: 5% (under room temperature 25).- Temperature: -50-60. (When the measuring temperature is lower than -50, L O is displayed. When the measured temperature is higher than 60, it will display H I).- It can measure the temperature of pet crawler box and refrigerator, there will be digital display on the screen, built-in probe.- Small size, light weight, easy to carry or store and use.- Beautiful and practical, accurate measurement, convenient for the use of smaller breeding space.- Refresh data every 5 seconds to monitor the breeding environment at any time.- Suitable for all kinds of reptiles such as spiders, scorpions, horned frogs, lizards, chameleons, tortoises, snakes, etc.Packing list: 2 x Hygrothermograph