External battery powered hygrometer is mounted on the door to provide a humidity reading of the refrigerator or freezer interior. Minimum and maximum humidity are displayed until the model is reset. An audio alarm sounds when the humidity rises above or falls below the alarm set points.
Please note we do not recommend using this model for temperature monitoring. This hygrometer uses a traceable probe for humidity reading.
Current humidity of interior is displayed on screen
Audio alert when humidity rises above or below settings
Unit requires probe holes for installation
Requires AAA battery
Displays minimum and maximum humidity levels since last reset