[Freezer Door Alarm with Delay and Wide Application] Upgraded versions with 3/15/30/60 seconds delay for your choice. Magnetic door alarm sensor protecting home through door, window, and entryways, suitable for safe, wardrobe, freezer, refrigerator, pool sliding door, shop, office, apartment, hotel, etc. [4 in 1 Multifunction and Easy to Use] 4 modes meet your multi-options: general alarm, constant alarm, delay (alarm when door closes) & doorbell, just press the button to select the function you want without the hassle of choosing settings. [108 Loud Enough for Your Home Security] Door and window alarms help effectively deter intruders/thieves with a loud 108 alarm. [Professional Security System through Easy Installation] Easy installation with peel and stick and low power consumption providing convenient and long-lasting protection. You can work for more than 2 years. [Alarm Sensor with 2 High-Quality AAA Batteries for Each Set] Please let us know if you have any questions or need help. We are happy to hear from you. Freezer/Refrigerator/Fridge Door Alarm with Time Delay French Door Alarm for Home Security / Child Safety With 108 loud enough to scare away the thief. Help take care of your beloved baby or your sweet pets. 1) Refrigerator, fridge, freezer door alarm reminder. 2) Window door alarm for home security 3) Cabinet door alarm in shop security. Make yourself the master of life. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and we have provided detailed information about the product, including its features and specifications. We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please do not hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it