DSC PG 9905 PowerG Wireless Temperature DetectorPowerG Wireless Temperature Detector PG9905 Programmable temperature warning and alarm thresholds Detects extreme cold, freezer fault and extreme heat Provides up to four selectable temperature alert points Optional probe to monitor refrigerator, freezer and outdoor temperatures Battery life 7 years with typical use Visible signal quality indicator helps to choose the optimal location for installation without going back and forth to the keypad Wall or
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