DFP151 Alarm Temperature Gauge
Min/Max Thermometer with Alarm Utilize our alarm temperature gauge. It will sound an alarm when its time to change your filter. This device allows the user to set min/max temperature alarms both the internal and external sensor. When the temperature exceeds the preset parameters, an audible alarm will sound. Simultaneous display of ambient interior and exterior temperatures with min/max readings on both. User selectable °C or °F readouts, comes with 1 AAA battery.
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