HLK-LD2420 24 GHz mmWave Human Body Detection Radar Module Overview HLK-LD2420 is a high-performance 24 GHz millimeter-wave radar module designed for interior human presence and motion sensing. It uses millimeter-wave distance measurement technology and the signal processing capabilities developed on the S3 series chip to reliably detect movement, micro-motions, and standing human bodies within the detection area. The module provides real-time perception results and is intended for interior monitoring within its designated zone. Key benefits - Real-time human presence and motion detection in indoor environments - Detects movement, micro-motion, and standing human bodies within the detection area - Up to 8 meters detection range for human presence - Configurable perception distance, sensitivity, and measurement intervals to suit various uses - Plug-and-play integration with GPIO and UART interfaces for flexible deployment - Suitable for a range of smart scenarios and terminal products without complex reconfiguration Core features - 24 GHz millimeter-wave radar module with mmWave distance measurement - Human body detection algorithm leveraging S3 series chip signal processing technology - Real-time perception results for indoor monitoring - Interior detection zone with configurable range and sensitivity - Adjustable perception intervals to balance responsiveness and noise suppression - Interfaces: GPIO and UART supported; plug-and-run design Technical notes - Primary detection focus: determine whether a human body in the interior zone is moving or exhibiting micro-motion - Maximum detection distance for human presence: 8 meters - Ease of integration: designed to work with different smart scenarios and terminal products via standard interfaces - Specific dimensions and material information are not provided in the current description Use scenarios - Smart home occupancy and energy management: automatically control lighting, HVAC, and other systems based on human presence and movement - Indoor security and presence monitoring: detect activity in restricted or sensitive areas and trigger alerts or responses - Smart devices and robotics integration: enable robots, smart furniture, or other devices to respond to human presence and micro-motion, improving interaction and safety Compatibility and integration - Interfaces supported: GPIO and UART - Plug-and-play capability allows quick adaptation to a variety of smart scenarios and terminal products - Designed to maintain reliable performance in indoor environments without extensive configuration Notes - This description preserves the stated model, function, and performance attributes of HLK-LD2420. Dimensions, enclosure materials, and environmental specifications are not specified in the provided information.