1pk door and window alarm 4-in-1 mode window alarms for wireless alarm security system magnetic alarm sensor time delay alarm loud 110 db for home garage kids safety and refrigerators
2020 door window sensor burglar alarm 110db magnetic burglar alarm wireless alarms for home office shop system security device
super loud 110db alarm
when someone illegally opens a door or window, the alarm clock sends a strong alarm, warning the intruder to leave and alerting the owner
magnetic sensor switch can detect your door or window.
cleaning the mounting surface, peel off sticker, mounting the alarm and magnetic stripe next to it. Mounting gap distance between alarm and magnet should not more than 1cm.
ideal for homes, garages, apartments, dormitory rooms, mobile homes, rvs, offices, shops etc.
alarm sound volume: 110db
battery:3*lr44 button batteries
net weigh: 23g/0.81oz