Greencycle Motion Sensor Doorbell, Wireless Door Chime, Indoor Motion Sensor Door Chime with LED Light, Adjustable Volume, Loud Speaker Alert, for Store, Office(Only Sensor)

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• 5-in-1 Multifunction System：Switch between 21 modes including Welcome, Door Chime, Alarm, Color Light, or Night Light. The versatile motion sensor doorbell serves as a friendly business door entry chime and a powerful motion sensor alarm. Use visual LED alerts or audible tones for stores, offices, or homes
• Customizable Alerts & Volume: Personalize your entry alert chime with 5 welcome sounds and 36 doorbell ringtones. Adjust volume over 4 levels for audible modes. Silently adjust LED brightness over 20 levels for light-only modes, perfect for quiet environments
• Long 280m (918 feet) Wireless Range：The wireless motion sensor door chime delivers an open range connection of 280 meters (934 feet) between the sensor and receiver , suitable for large stores, multi-story buildings, and expansive properties
• Expandable Security Network：A single receiver can learn and pair with up to 32 different wireless sensors (including infrared, door, and vibration sensors) and 24 remote controls. Assign unique tones or lights to each sensor to monitor multiple zones in a business or large home
• Easy Setup & Use: Multiple installation options are available. The receiver can be placed on a desktop or permanently installed with screws for ideal positioning. Features like a handy remote make this door sensor chime for business easy to install and operate daily