Hi-link HLK-LD6002C 60Ghz Fall Detection Radar Sensor Module

The Hi-Link HLK-LD6002C is a compact 60GHz fall detection radar sensor module designed for non-contact motion, presence, and occupancy detection. It delivers reliable mmWave radar sensing for smart homes, security systems, and IoT automation.

The Hi-Link HLK-LD6002C Radar Sensor Module is a microwave radar sensor designed for motion detection, proximity sensing, and occupancy detection. It uses Doppler radar technology to detect motion or the presence of objects within its detection range without needing line-of-sight, unlike traditional infrared sensors.

Applications:- Hi-link HLK-LD6002C 60Ghz Fall Detection Radar Sensor Module

Smart Lighting: The sensor can be used to turn lights on or off based on the presence or movement of people in a room. It can detect motion even through walls or windows.
Security Systems: It can detect intruders or unauthorized movement in a given area. The module can trigger alarms or send notifications when motion is detected.
Occupancy Detection: The sensor is useful in detecting whether a room or area is occupied, and can be used to control HVAC systems, adjust lighting, or manage energy usage in buildings.
Automatic Doors: The radar sensor can be used to automatically open doors when someone is approaching, without requiring direct contact or a line-of-sight.
Robotics and Automation: The module can be integrated into robotic systems for motion detection and obstacle avoidance.

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The Hi-Link HLK-LD6002C is an advanced millimeter-wave radar sensor module engineered for motion detection, proximity sensing, occupancy monitoring, and fall detection. Using Doppler radar technology, the module emits microwave signals and analyzes frequency shifts in reflected waves to determine movement and human presence—without requiring line-of-sight.

Unlike PIR sensors that rely on heat signatures, the HLK-LD6002C provides non-contact sensing and can detect motion through non-metallic materials such as glass, plastic, and thin walls. This makes it highly versatile for installations where traditional sensors struggle. Its compact form factor, low power operation, and digital output simplify integration into smart lighting, HVAC control, security systems, robotics, and automated access solutions.

Key Features

60GHz millimeter-wave radar technology
Non-contact fall detection, motion & presence sensing
Works through non-metallic barriers (glass, plastic, walls)
Detection range: up to ~6 meters (environment dependent)
Low power operation: typically 5V DC
Digital output: HIGH on detection, LOW when idle
Adjustable sensitivity to reduce false positives
Compact & lightweight module for easy integration
Reliable performance across lighting and temperature variations

Technical Specifications

Operating Frequency: 60GHz (mmWave band)
Radar Technology: Microwave Doppler radar
Detection Type: Fall detection, motion, proximity & presence
Maximum Detection Range: ~6 meters
Operating Voltage: 5V DC
Output Type: Digital (HIGH / LOW)
Detection Method: Non-contact radar sensing
Sensitivity Adjustment: Supported
Module Size: Approx. 30 mm × 30 mm (typical)

(Refer to the datasheet for exact electrical parameters, pin configuration, and installation guidance.)

Applications

Smart lighting & automation systems
Security and intrusion detection
Occupancy detection for HVAC & energy management
Automatic doors & touch-free access control
Robotics and automation
Smart buildings & IoT safety solutions

Package Includes

1 × Hi-Link HLK-LD6002C 60GHz Fall Detection Radar Sensor Module

Features and Specifications:

Technology:- The HLK-LD6002C operates using microwave radar technology based on the Doppler effect, which detects changes in the frequency of the reflected microwave signals from moving objects.
Operating Frequency: – The sensor typically works at a 2.45 GHz frequency, a common microwave frequency used in radar sensors. This frequency ensures minimal interference and reliable motion detection over medium-range distances.
Detection Range: – The HLK-LD6002C sensor has a typical detection range of up to 6 meters depending on the environment and object size. It is suitable for a variety of applications, such as occupancy sensing, motion-triggered lighting, and security systems.
Low Power Consumption: – The module is designed with low power consumption in mind, typically running on 5V DC. This makes it ideal for use in battery-operated or energy-efficient systems, particularly in IoT and smart home devices.
Output Type: – The module has a digital output signal that is either high or low, depending on whether motion is detected. When motion is detected, the output goes high (usually 3.3V or 5V), and when no motion is detected, it goes low (0V). This digital output can be used to trigger actions such as turning on lights, sending alerts, or activating other systems.
Non-contact Sensing: – Since the HLK-LD6002C uses microwave radar, it can detect motion or presence through walls, glass, and other non-metallic materials, making it more versatile than infrared sensors which require a line of sight to the object.
Compact and Lightweight: – The module is small and lightweight, typically designed for easy integration into various systems. Its compact size (around 30 mm x 30 mm) makes it easy to fit into a range of applications like smart home devices, security systems, or robotics.