• Mini round hygrometer and small thermometer with accurate readings to monitor humidity (10% ~ 99% RH) and temperature (-40 ~ +70 ℃) indoors. • Universal use: suitable for indoors, cars, humidifiers, terrariums, etc. • Ready to use: equipped with a button cell (1.5 V LR44). • Clear and modern LCD display, easy to read despite the compact design (46 x 47 mm). • Relative humidity displayed in RH%, temperature in ℃. • Flexible: two side clips for placement or use as a built-in device.