TFA Digital Thermo-Hygrometer BK, Digital Thermo-Hygrometer, Climate comfort indicator for 4 application areas (indoor climate, musical instruments, turtle and humidor), A smiley indicates the comfort level, Maximum and minimum values, With a mounting magnet and a fold-out stand for wall mounting or freestanding, Temperature measuring range: -10 to +60°C, Humidity measuring range: 10 to 99%, Requires 1 1.5 V AAA battery, battery not included in the delivery, Dimensions (L x W x H): 54 x 15 x 40 mm, Weight: 21 g, Colour: Black