Wireless Motion Sensor Alarm, 125dB Loud Motion Detector Indoor with Remote

【Never Miss a Walk-In — Business Entrance Motion Alarm & Welcome Chime】The instant a customer, visitor, or delivery arrives, this indoor motion sensor alarm chimes so you’re never caught off guard. A reliable door chime for retail stores, offices, and warehouses that greets every guest without lifting a finger.
【3 Modes, 11-Language Chime & Loud Alarm Siren】Switch instantly between a friendly welcome chime, a loud anti-theft alarm siren, or a smart no-repeat mode. Acting as both a motion detector alarm and a security alarm, the M120 doubles as a dependable home alarm and business alert system in one device.
【PIR Infrared Sensor Detects Real Humans, Ignores Pets — Up to 26ft】Precision PIR infrared technology detects genuine human movement up to 26 ft while filtering out pets and airflow, delivering fewer false alerts and dependable coverage for doors, counters, hallways, and stairways.