Type: digital thermometer/hygrometer. Function: display temperature (°C) and humidity. Material: ABS plastic. Display: always bright LCD display. Humidity measurement range: 10%-99%RH (measuring accuracy of humidity: +/-5%RH). Measuring temperature range: 0°C to 70°C (+32°F ~ +158°F),. (Measurement temperature accuracy: +/-1?(+/-2?). Mini size: 4.4 cm x 44 cm x 15 cm (upper diameter:4.4 cm). Battery is included. 12 months, 1 button cell size LR44 (included) Colour: black. Package contents: 3 x hygrometer thermometer (included extra batteries), 3 x double sided stickers5-Applicable for Reptile, home, office, car, schools, hotels, laboratories, kindergartens, aquaculture, instrument workshop, libraries, schools, factories and places equipped with air condition, etc. 4-This portable hygrometer/thermometer Measures Indoor/outdoor humidity and temperature in time, help to adjust the humidifier, dehumidifier, great for monitoring family's living conditions and health by preventing colds, dry skin, asthma, mold. 3-[Humidity] function: Measuring humidity range: 10%-99%RH, Measuring humidity accuracy: +/-5%RH. (Normal range). 2-[Temperature] function: Measuring temperature range: 0? to 70?(+32°F ~ +158°F), Measurement temperature accuracy: +/-1?(+/-2?). With temperature switch button- °C/°F mode). 1-Mini, durable and portable. Measuring humidity and temperature indoor/outdoor. Fast response that measures every 10 seconds with 24 sensitive VENTS to provide updated and accurate readings.