Wireless motion-activated entry alert: Automatically detects movement and plays a chime when someone enters your space, making it easy to welcome guests or notice unexpected entry. Versatile for home and business: Ideal for apartments, retail shops, workshops, or living spaces. Instantly alerts you when customers or visitors arrive at the door. Plug-and-play with adjustable settings: Easy installation with no wiring required. Simply plug in and choose from multiple tones and volume levels to suit your preference and environment. Compact and modern design: A discreet, contemporary unit that blends with any interior while providing reliable entry notification for doorways, hallways, or reception areas. Use scenarios: - In a small retail shop or showroom to be alerted to customers as they approach the door, enabling timely greetings or security awareness. - In an apartment or home entry to welcome family and guests or to notify you of unexpected visitors. - In an office, workshop, or reception area to signal staff to approaching visitors and ensure prompt assistance.