<p>Strong alarm: Magnetic sensor door and window alarm, when triggered, the alarm sounds 130 dB, helping you prevent potential intrusion and theft, and protecting your safe.</p> <p> </p> <p>Sensitive alarm: Once you separate the two parts by more than 1.5 centimeters, the alarm will immediately trigger.</p> <p> </p> <p>Door magnetic size: 65*34*16.5mm</p> <p> </p> <p>Magnetic stripe size: 36*10*14mm</p> <p> </p> <p>Multi mode switching: 30 second alarm mode (press the setting button to emit a beep. When the car door is opened, the sensor will emit a 30 second alarm); Door bell mode (press the setting button to emit two beeps, and when the door opens, the sensor will emit a jingle) The sensor will not sound when turned off within 15 seconds</p> <p> </p> <p>Anti theft alarm: Anti theft alarm (press the setting button to emit three beeps; the sensor emits an alarm when the door is opened, and the sensor stops when the door is closed); DI-DI anti-theft alarm (press the setting button to emit four beeps. When the door is opened, the sensor will emit a DI-DI alarm)</p> <p> </p> <p>Easy installation: No need to use wires or screws for installation. Simply use double-sided tape to install it on windows, doors, or any other required location. Suitable for homes, offices, apartments, garages, and swimming pool doors.</p>