With built-in probe; Small size, beautiful and practical; Accurate measurement; Easy to use in smaller feeding space; Refresh the data every 5 seconds, monitoring the rearing environment at any time; Suitable for a variety of reptiles such as spiders, scorpions, horned frogs, lizards, chameleons, tortoises, snakes, etc.; Indoor temperature and humidity display; Orders C / F temperature unit display selectable; Temperature measurement accuracy: +/-1.0'C; Temperature sampling period: 10 seconds; Relative humidity test range: 10% ~99%; Humidity display resolution: 1%; Humidity test accuracy: +/-5% (room temperature at 25 �); Temperature: -50~60'C (measured temperature is below -50'C, display LO'C); When the measured temperature is higher than 60'C, the display H I'C); Dimensions: 47 x 27 x 13 (mm); When the measured temperature is below -50'C, display L O'C; When the measured temperature is higher than 70'C, the display H I'C; Display resolution: 0.1'C; Display: LCD (three and a half); Power consumption: 0.15mW working condition; Battery: 2 x 1.5V LR44 button batteries; Temperature measurement accuracy: +/-1'C