Infrared Movement Detector Model 579120 for Outside Use Black Key benefits Detects motion using infrared technology to trigger outdoor lighting and alarms, helping improve visibility and deter unwanted entry. Compact, unobtrusive design in black blends with exterior fixtures while keeping installations discreet. Designed for outdoor use to provide motion sensing where it is needed most, such as entrances, driveways, and garden paths. What this product does Passive infrared movement detection senses changes in heat and movement to activate connected devices. Intended for outdoor installation and everyday exterior applications. Model 579120 provides a practical sensor option for retrofits and installations. Why customers choose this detector Simple, focused function: reliably senses motion to control lighting and alert systems without complicated features. Versatile compatibility: works with a wide range of outdoor lighting circuits and alarm systems that accept motion detectors. Low visual impact: black housing integrates with most exterior finishes and fixtures. Important attributes Function: passive infrared movement detection for outdoor applications. Compatibility: suitable for use with most outdoor lights and alarm systems that support infrared motion sensors. Size and design: compact form that mounts on typical exterior surfaces; black finish for discreet appearance. Material and build: durable exterior housing designed for outdoor environments. Typical use scenarios Porch and entry lighting: automatically activate lights when someone approaches, improving convenience for residents and visitors. Driveway and garage approach: trigger lights for safer vehicle access and clearer visibility after dark. Garden and pathway illumination: provide hands lighting along walkways and outdoor seating areas. What to expect Straightforward motion sensing for outdoor lighting and detection needs. Model identification: 579120, black finish, designed for outside use. Note Check compatibility with your existing lighting or alarm system before installation to ensure proper integration.