Customizable Alerts: Choose from multiple chime options to suit your business or personal preferences for entry alerts. Advanced Motion Detection: Equipped with precise PIR motion sensor to detect any movement near your doorway and alert you with a welcoming chime. Easy Installation: No wiring required, simply install the batteries and place it at any entry point you wish to monitor. Versatile Use: Ideal for shops, businesses, and home security, ensuring that every entry is monitored for enhanced safety. Long-Range Connectivity: Reliable wireless range ensures the alarm functions up to significant distances from the receiver, covering all entry points effectively., Manufacturer: Koolenry