| 摘要 |
An environmental sensor device for detecting environmental conditions within a pharmaceutical product package is described. The sensor device is a stand alone device that includes: a housing defining the outer dimensions of the sensor device, a humidity sensor, a temperature sensor, a control circuit, a memory circuit, a power source and a communications interface. The housing has outer dimensions that allow it to fit inside a pharmaceutical product package. A system and method for evaluating best before date for pharmaceutical products are also described.
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