Mini High Precision Digital Indoor Thermometer Hygrometer, Temperature Monitor and Humidity Meter, Thermo Hygrometer Comfort Level Indicator

[Smart Digital Thermometer and Hygrometer] This mini digital thermometer and hygrometer allows you to easily monitor the room temperature and humidity. [Temperature measuring range] Temperature measuring range: -50°C to 70°C. Temperature measurement accuracy: ±1°C. Updated measurements every 10 seconds. [Humidity Measurement Accuracy] Indoor/outdoor humidity measurement range: 10% RH to 99% RH. Humidity measurement accuracy: ±5% RH. [Long battery life] This thermometer and hygrometer (4.3 × 4.2 × 1.3 cm, only 21 grams) is compact, durable, portable and space-saving. Powered by one CR2032 battery (included), it offers up to 12 minutes of continuous use.[Wide applications] This thermometer and hygrometer can be used in homes, offices, cars, schools, hotels, laboratories, nurseries, fish farms, instrumentation workshops, libraries, factories and other air-conditioned places.