Compact and versatile sensor module designed for easy integration into various environments. Ultracompact size: Measures only 16 x 22 mm, allowing installation in tight spaces without compromising performance. Flexible installation: Supports both ceiling mount and wall mount configurations to suit different locations and project needs. Simple setup: Plugandplay design enables quick assembly without complex wiring. Long sensing range: Detects motion or presence up to 6 meters for reliable coverage. Intelligent control: Multilevel parameter adjustment via Bluetooth or serial port for precise based on scene requirements. Visual tools: Includes convenient debugging and configuration interfaces to streamline setup and optimization. Applications: 1. Home automation: Installed on ceilings for motionactivated lighting, helping save energy and provide convenience. 2. Retail environments: Mounted on walls to monitor customer movement and trigger displays or alerts. 3. Office spaces: Integrated into meeting rooms to detect presence and control lighting or HVAC systems automatically. This product combines compact design, easy installation, and adaptable settings to deliver dependable sensing performance across diverse use cases.