Provided in packs of 10, the single-use EL-CC-2-002 PK10 frozen goods data logger measures and stores both temperature and humidity information. The unit comes pre-configured with High -16°C and Low -20°C Alarms. Logging sessions are activated by pressing 1 button. During a logging session, pressing the button lights up the status LEDs to give a quick indication of whether the temperature has exceeded an alarm condition at any point. Once your session is completed, tear open the IP67 rated plastic wallet to reveal the USB connector and plug it in to a PC. Use the free EasyLog CC software available for Windows to download and graph the data.