NO BATTERY REQUIRED- Wall-mounted thermometer and hygrometer is mechanical and has a longer life expectancy in use, you don't worry about cold weather draining the battery since the analog work well but no batteries needed replacing.
SIMPLE TO OPERATE- Thermometers easy to know current temperature and humidity, No instructions necessary. This is the simplest thermometer with no buttons to operate.
TWO IN ONE DESIGN- Hygrometer displays both the temperature and humidity accurately; thermometer accurate from -20℉ and 120 ℉ (-30 ℃ and 50 ℃), humidity from 1% to 99%, could accommodate all kinds of climates
MULTI-PURPOSE- Humidity Meter designed with convenient kickstand and hanger built into the back, it works well on tables or walls and is hidden nicely in any small space and doesn't take up a lot of space in an office, bedroom, Patio, Field, Cellar, Garden, Humidors, Greenhouse, Closet, Etc
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Temperature measurement accuracy: ±1℉;
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Temperature measuring range -20℉~ 120℉(-30℃~ 50℃);
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Humidity measurement accuracy: ±5%RH;
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Humidity measuring range 1%-99%RH.
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Package Included: 1 x Thermometer Hygrometer