Outdoor Hygrometer: The wireless circular thermometer can be used for indoor decoration or tools, such as walls, tables, refrigerators, doors, incubators, greenhouses, cars, and baby rooms. Take it outdoors as a measuring tool. The hygrometer is suitable for almost any measurement scenario. Wall-mounted hole pull-type design: Wall-mounted and pull-type design make this thermometer and hygrometer suitable for more walls or hooks, or it is also good to put it directly on the table. High quality: The aluminum dial is easy to read-the glass lens of the hygrometer thermometer clock, the black pointer, the white dial and the clear scale make the reading easier. Put the two-in-one thermometer and hygrometer on the table or hang it on the wall. Measuring range: The thermometers in all climate zones are exactly between -30 and 50C, and the humidity is 1-99 percent RH. Quick update: Hygrometer and thermometer are updated every 10 seconds, allowing you to keep abreast of the latest changes in temperature and humidity values. Product description Monitoring air quality Thermometer The thermometer measures the indoor air humidity and indoor temperature in time, and helps to adjust the settings of humidifiers, dehumidifiers and humidifiers. It is ideal for monitoring living conditions. The display's thermometer and humidity sensor provide 1F or C and 2-3 percent professional accuracy. Data measurement is updated every 10 seconds to provide you with the latest environmental changes Wall-mounted thermometer and hygrometer Indoor and outdoor thermometers and hygrometers can be hung on the wall or placed on the desktop.Indoor and outdoor temperature and humidity monitors do not take up space, are accurate and practical, and are perfect gadgets for professionals. Indoor and outdoor thermometers and hygrometers are very suitable for your home, humidor, greenhouse, garden, etc. Thermometer and Hygrometer Good for health: Lirches hygrometers are great for tracking temperature and humidity. The thermometer hygrometer monitor ensures proper indoor temperature and humidity control, which is important for our health benefits. No battery required: The thermometer and hygrometer are mechanical and have a longer service life. You don't have to worry about running out of battery power in cold weather, because the analog device works well and there is no need to replace the battery. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.