Adjustable and precise control output delay time, allowing you to set the exact response speed needed for your application. External photosensitive diode enables automatic day/night control, preventing unnecessary operation during daylight. Settings can also be adjusted for daytime operation when required. Reliable performance with strong antiinterference capability, ensuring stable operation even in environments with electrical noise or fluctuating conditions. Wide sensing range with sensitivity for accurate detection over a larger coverage area. Equipped with a main control chip featuring a builtin precision algorithm unit to effectively filter out environmental interference and reduce false triggers. Ideal for a variety of automation and sensing applications, such as: 1. Automatically controlling outdoor lighting systems that only activate at night for energy efficiency. 2. Enhancing security systems by detecting movement or presence with minimal false alarms. 3. Integrating with industrial automation setups that require accurate and consistent triggering under varied lighting and environmental conditions. Designed for dependable operation, this module offers a balance of adaptability, precision, and durability, making it suitable for both professional and DIY projects where reliability and accuracy are essential.