ITEM NAME:TM803 LCD Fridge Refrigerator Medicine Box Freezer Digital Alarm Sensors #gib Store Home Promotion Hot Item Add to Fav.Sensor bracket and double-sided sticker can solve the problem of external sensor fixing in window, wall or refrigerator surface. High/Low Temperature Alarm Settings for External Sensors. The default alarm value for each new battery installation is -1℃ for HIGH and 4℃ for LOW.
