Door alarm, door opening detector with powerful 130 dB siren, wireless magnetic alarm for doors, windows and closets, home, office

With Remote Control - The door alarm sensor comes with a remote control for arming and disarming the alarm, as well as configuring the arming, disarming, ringing, alarm, and emergency settings. The maximum range is 15 meters without interference. Easy Installation - The window alarm sensors are equipped with double-sided adhesive tape specifically designed for magnetic locks. No tools are required. Simply stick the adhesive tape to the back of the alarm and the magnetic strip, then attach the assembly to the door or window. Powerful 130dB Alarm - This door and window alarm features a built-in, high-volume siren. A 130-decibel alarm sounds when a door or window is opened, effectively deterring burglars and preventing children from escaping. It protects your home or office, whether you are inside or outside. 3 Alarm Modes - The door and window alarm system offers three alarm modes: doorbell, burglar alarm, and reminder. Each mode has a different tone, and you can switch between them using the remote control as needed. It's very convenient. Low Battery Indicator: This burglar alarm for doors and windows is equipped with a low battery indicator. When the door alarm's battery voltage drops below 2.4V, a beep ("DiDi") alerts you that it's time to replace the batteries. The alarm operates on 2 AAA batteries (included).