Digital Thermometer Hygrometer, Mini Room Temperature Meter Indoor Humidity Gauge for Greenhouse Cars Home OfficePORTABLE THERMOMETER HYGROMETER: This portable thermometer hygrometer measures indoor humidity and temperature to help you understand indoor air conditions. The mini thermometer hygrometer can be placed anywhere. With the most simple appearance and very practical function. Don't need an operation to read the display very easily.WIDE USAGE: Thermometer hygrometers are widely used in your home, office, car, school, hotel, laboratory, kindergarten, aquaculture, instrument workshop, library, factory, greenhouse, basement, garage, garden shed, box for 3D printer filament, and places equipped with air-conditioning, etc.INDOOR HUMIDITY MONITORING: Digital Hygrometer Thermometers help you measure Indoor humidity and temperature in time, help to adjust the humidifier, dehumidifier settings, and humidistats, great helper for monitoring your familys living conditions and health by preventing colds, dry skin, asthma.Colour: BlackSize: 4.8*1.6*2.85cmQuantity: 2pcs1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering.2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding.3. Only the above package contents, excluding other products.