2 Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Refrigerator Alarm, 4 in 1 Door Sensor Doorbell Loud Door Open Alarm 108dB

4 in 1 Mode: This alarm with 4 modes. 1. Time-Delay Alarm (sounds 'Di-Di-Di' from 0dB to 108dB if the door is left open for 3/15/30/60s); 2. General Alarm (alarm stops if the door is closed); 3. Constant Alarm (alarms constantly even when the door is closed); 4. Door-Opening Chime (sounds 'DingDong' once the door is opened)

108dB Loud Alarm: The door and window alarm helps effectively deter intruders/thieves with a 108dB loud alarm. You can easily set the appropriate mode according to your needs.

Easy to Install: Simple peel-and-stick installation, easy to install on most freezers/refrigerators or any door without any tools. Package including 2 refrigerator alarms, 2 magnetic strips, double-sided sticker, user manual.

Installation Note: Make sure to close the alarm and the magnetic strip, the installation distance between them should not exceed 0.78 inches. The 2 parts should be aligned by their alignment arrow. 2 AA batteries can stay 2 years. (batteries are not included)

Widely Used: Magnetic triggered door alarm sensor protecting home by door window entry and suitable for safe, cabinet, freezers, refrigerators, swimming pool sliding door, store, office, apartment, hotel, etc.

Multi-use:

1. Refrigerator, refrigerator, freezer door alarm reminder

2. Door window alarm for home security

3. Cabinet Door Alarm in Store Security

Package Including:

2 x Refrigerator Alarms

2 x Magnetic Strip

2 x Double-Sided Sticker

1 x User Manual

Battery operated, it needs two AAA alkaline batteries (not included).

This is a physical picture. When the batteries are installed, the light will glow red.

Low Power Design:

Low power design, they can work for more than 2 years.

Low battery warning, when it is time to replace the batteries, the LED indicator will flash once per second.