Here is another smart data logger with alarm that connects to your smartphone to monitor temperature and humidity. The tempi.fi sensor connects to your iPhone and Android device. It can be used to monitor temperature and humidity in your refrigerator, greenhouse, wine rack, and anywhere else.
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You can browse hours to years of historical data on your smartphone and export the data in CSV format. The tempi.fi sensor operates on battery for over a year. It has a temperature detection range of -40 to 140F.
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