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  Motion Sensor, AC PIR Motion Sensor, 180-Degree Replacement Motion Detector, Adjustable Delay Time, Infrared Ray Human Body Inductor for Wall Light Switch

  The AC 90 Automatic PIR Infrared Motion Sensor is a reliable choice for enhancing safety and energy efficiency in indoor spaces. With its pyroelectric infrared technology, it automatically detects human presence and turns lights on or off, making it ideal for nighttime safety lighting. The sensor is adjustable for day or night use, offering flexibility and convenience. It also features a delay switch module to customize the operation duration, and sensitivity adjustments ensure optimal performance without constant tweaking. Customers praise its energy-saving capabilities, as it reduces unnecessary usage and extends lamp life. This motion sensor is perfect for hallways, staircases, and other indoor areas where automatic lighting can enhance safety and convenience. With an IP64 rating, it is designed for indoor use, providing reliable performance in various settings.