Extech RH490 Hygro-Thermometer

The EXTECH RH490 is a precision hygrometer and thermometer designed to provide accurate readings of humidity and temperature for various applications. With features such as a dual backlit display and simultaneous measurement readings, it aims to facilitate monitoring of environmental conditions, particularly in settings like greenhouses or reptile habitats. Consumer feedback has highlighted significant concerns regarding the effectiveness of the thermometer. Many users have expressed dissatisfaction, with comments like, "The thermometer is trash, you want a digital one," indicating a preference for digital over analog devices. Additionally, users have reported frustrations with the product's reliability, suggesting that it may not adequately meet their needs in critical situations. Given the overwhelming negative sentiment from users, it is difficult to recommend the EXTECH RH490 in its category. The consistent feedback pointing to its ineffectiveness suggests that potential buyers may want to consider alternative options, particularly those that feature digital technology for better accuracy.

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