Protect Your Home! "These little devices are loud enough to wake you up if someone tries to break in through a window. They are also quite sensitive to touch, love it!” - Collin Post Why Buy Our Secure Window And Door Alarm? ✅ALARM: Protect and secure your home easily with our Secure Window and Door Alarm! With the included double-sided tape you can easily put the alarm and the sensor on a flat surface of your window or door and turn it on, it’s that easy. Now you can have peace of mind when in the privacy of your own home. ✅DESIGN: Equipped with a robust magnetic sensor, it triggers a powerful up to 120-decibel alarm or a chime for added security. Easy to operate, powered by long-lasting batteries, and conveniently provided in a set of four, these alarms ensure comprehensive protection for your peace of mind. 📋Frequently Asked Questions: Q: Do these have the option to permanently attach them with screws? A: No, they do not. Q: Is the alarm 45174 ul approved? A: No, our alarm is battery operated and therefore does not require the UL approval. GET YOURS TODAY!