KERUI's 130dB anti theft siren burglar alarm is a great tool for home security by working as a door sensor, window alarm, or wireless entry alert, and also an alarm system, work with more KERUI alarm accessories. This device emits a loud noise when triggered to help notify you of unwanted access.

KERUI’s wireless window and door alarm comes with a remote that can arm disarm and trigger other functions from a distance up to 30 meters (100 feet). Easily control your anti-theft alarm from a distance.

This window and door sensor can be paired with multiple remotes and vice versa. Pair up to more different combinations of sensors and remotes to maximize your home security.

KERUI’s wireless door and window alarm is very easy to use. Simply clean the desired mounting surface appropriately, apply the provided adhesive tape to the back of alarm and magnet, then mount on the desired surface. For more detailed instructions, please see the user manual.

[Louder Alert] When the magnetic sensor is disconnected, the KERUI door and window alarm system will issue a loud 120dB warning to prevent theft and unnecessary access, preventing your child from sneaking out.

[Longer Control Rang]-- If you choose the kit comes with the remote control for arming, disarming, SOS and doorbell options. It makes it easier to remotely control door/window alarms up to 30M

[Multi-function Alarm System] You can select the doorbell mode to draw attention when people enter, as a commercial doorbell when entering. With the SOS option, seniors can easily get help in an emergency. Good protection.

[Extensible& Linkange Alarm] You expand your home security alarm system with more alerts or remote controls,Infrared detector, door sensor, smoke detector, gas detector, emergency button.

[Easy Installation] This anti-theft door and window alarm is easy to set up. Simply install it with the double-sided tape provided. Take just a few minutes

[Battery Reminder] When the battery is very low, the alarm volume will decrease and the alarm time will be shortened, reminding you to replace the battery [Not included]