Simply insert any of these compact, 4.5" (11.4 cm) long loggers into your computer USB port, name it, select high and low alarms if required, and set the logger start time. Once configured, the logger can be removed from the computer to log independently. Data is downloaded back onto the PC where it can be analyzed and viewed as a graph using included software.

For ambient temperature measurements between –31 to 176°F (–35 to 80°C), model EL-USB-1 stores over 16,000 readings.