Wireless Door and Window Burglar Alarm with Remote Control, Adjustable volume Door Sensor Alarm Detector, Door Bell for Home, Apartments, Offices, Hotel Rooms

•Adjustable Volume: the Door and Window Burglar Alarm can be adjusted in volume to meet your various decibel requirements, it can emit up to 120 decibels of super strong alarm sound, or you can turn down the volume, so that you don't have to worry about disturbing the public.

•8-Second Delayed Alarm Function: with 8-second delayed alarm function, the reminder will start after 8 seconds when you forgot to close the door, so you don't have to worry about disturbing your neighbours and families when you forget to disarm the door in the midnight.

•Doorbell Mode: when the door is separated from the magnet, it will make a ding-dong sound, which can welcome your guests and remind you that you have guests entering.

•30 Seconds Fixed Alarm Mode: when someone breaks into your house without permission, when the magnetic strip and the door magnet are separated, the door magnet sends out a fixed alarm sound for 30 seconds, and closing the magnetic strip can't stop the alarm. It has a strong deterrent effect on thieves and can perfectly protect that your house safety.

•Door Closing Reminder Mode: not only can be installed on doors and windows, but also on refrigerators and safes to remind you to remember to close the door.