Which temperature monitoring device does the CDC recommend for use in vaccine storage units?

The CDC recommends using a digital data logger with a detachable probe for monitoring temperatures in vaccine storage units due to its ability to provide accurate, continuous temperature readings. Unlike other devices, the digital data logger is designed to capture temperature data over time, which is crucial for ensuring that vaccines are stored within the recommended temperature range. This device typically includes features such as a display for current temperature, the ability to set alarms for out-of-range temperatures, and the capacity to download data for analysis.

The use of a detachable probe allows for more accurate readings, especially when placed in the actual storage space where the vaccines are kept, rather than relying solely on ambient air temperature. This is essential for maintaining vaccine efficacy, as fluctuations outside the recommended storage temperatures can compromise vaccine quality. The digital data logger is also generally easier to use and more reliable than other options, making it a preferred choice in clinical settings.