PIR Sensor : Reliable and accurate, this sensor activates alerts upon detecting motion, making it perfect for home and business security. Loud And Clear Sound : The chime produces a strong audible signal, ensuring you're always aware of who's approaching, day or night. Multipurpose Motion Activated Sensor : A versatile tool for enhancing security and monitoring in various locations. Adjustable Angle : The ability to adjust the detection angle ensures comprehensive coverage and effective monitoring. Day And Night Detection : Unaffected by light conditions, this device performs reliably in all environments. Your All-In-One Security Companion is here. Our Infrared Motion Sensor Door Chime features a loud and clear sound, providing instant alerts through its PIR sensor. Whether you need heightened security for your home or a welcoming presence for your business, this device offers a versatile solution with its adjustable angle and day and night detection capabilities.