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Hydrofarm
$23.99
at Kmart

Hydrofarm HGIOHT Features: -Thermometer with hygrometer. -Large display shows current temperature and humidity levels. -Includes a... remote probe for second zone temperature. -Records high and low points for both temperature and humidity. -Suitable for indoor and outdoor. read more

Hydrofarm
$27.77
at Amazon

Active air indoor outdoor thermometer with hygrometer is the large display shows current temperature and humidity levels and inclu...des a remote probe for second zone temperature. Records high and low points for both temperature and humidity. Measures 8.8-inch length by 3.8-inch width by 0.7-inch height read more

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