DAYTECH Refrigerator Door Alarm Freezer Door Left Open Alarm with Delay 1/2/3/4 mins Window Door Ajar Alarm Fridge Alarm 0 to 120 dB for Freezer Home Store Business Office 3 Sets WhiteOnline

The wireless fridge alarm is designed to alert you if the freezer door is left open for a certain amount of time. You can easily set the delay time whether it be 1, 2, 3, or 4 mins. The alarm has two ringing modes, a chime and an alarm. Additionally, you can adjust the volume level from 0dB to 120dB

Installing the fridge alarm is simple and can be done on any freezer or fridge, as well as any door, using adhesive tapes or screws. TIPS: The installation distance between the fridge alarm and the magnetic strip should not exceed 0.6 in. The magnet must also be placed on the side of the main unit with a triangle mark for proper functioning

Low Battery Warning: When the battery is running low, the door ajar alarm will beep for a shorter period of time, indicating that it’s time to replace the batteries

Widely Use: The fridge alarm sensor is not limited to fridges only. It can also be used for other purposes such as safe boxes, cabinets, garage or basement doors, patio doors, and more

We provide high-quality 2*AAA batteries for each set of the freezer alarm sensor. If you have any questions, confusions, or need assistance, please don’t hesitate to reach out to us. We are more than happy to help