Ensure the safety of your home with this pack of four Bosch ISC-BPR2-W12 motion detectors. These wired burglar alarms are perfect for indoor use and have a detection range of up to 40 feet. The motion/PIR activated feature makes it easier to detect any unwanted movements in your home. This unit includes an alarm and control panel with one zone for added convenience. The blue line design is sleek and modern which seamlessly blends with your home décor. With no battery required and hardwired power source, this unit is a reliable and long-lasting solution for your home security needs.