Important Notice: This product is shipped from China to our Munich warehouse before final dispatch. Estimated processing time: 2 weeks. Thank you for your patience!
🔋 HLK-LD2410S is a battery-powered, ultra-low-power 💡 millimeter wave sensor from the Hi-Link LD2410S series, designed for 👤 human presence detection. This compact module blends a simplified 24 GHz mmWave sensor hardware platform with an intelligent low-power sensing firmware 🧠.
🔧 The LD2410S hardware integrates:
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An AIoT-enabled mmWave sensor 🌐
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A high-performance 24 GHz 1T1R antenna 📡
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Essential peripheral circuitry 🔌
🌀 Powered by the ICL1112 chip, its smart human presence detection algorithm combines:
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Distance measurement technology 📏
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Advanced radar signal processing 🌊
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Low-power control mechanisms 🔋
This enables precise detection of both micro-movements 🤏 and stationary presence 🧍♂️ with high accuracy.
🏠 Optimized for indoor environments, the firmware runs in low-power mode to sense:
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Whether a human is present
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Detects motion or subtle movements 💨
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Provides real-time updates ⏱️ on detection status
📦 Ideal for use in smart homes, offices, and energy-efficient automation systems.
📡 HLK-LD2410S can detect moving human bodies at distances of up to 8 meters 🚶♂️. It features adjustable trigger and hold thresholds, supports real-time human presence status updates, and reports target distance at various intervals—including unmanned states 🕰️.
🔌 The module supports both GPIO and UART interfaces, enabling plug-and-play convenience for a wide range of intelligent devices 🤖. Its flexible design makes it easy to integrate into scenario-driven applications and terminal products across smart homes, offices, and IoT systems 🏠📲.
Product Features
🔬 Smart Millimeter Wave Sensor SoC & Algorithm Firmware Equipped with a single-chip intelligent mmWave sensor SoC 🧠 and advanced firmware designed for human presence detection.
📏 Ultra-Compact Size Just 20 mm × 20 mm — perfect for space-constrained applications.
⚡ Plug & Play Ready Comes preloaded with default sensing configurations. Simply power up and go!
🌐 24 GHz ISM Band Operation Operates in the globally recognized 24 GHz ISM band 📡. Compatible with FCC and CE requirements — no additional certification for frequency spectrum needed.
🔋 Flexible Voltage Support Runs on 3.3 V, with support for 3.0 V–3.6 V ranges.
🔌 Ultra-Low Power Consumption Average working current: only 0.1 mA at a 1 Hz data reporting frequency 🔋💤.
🧍♂️ Versatile Detection Targets Detects:
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Moving human bodies 🚶♂️
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Micro-movements 🤏
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Stationary presence 🧍
⏱️ Real-Time Reporting Continuously refreshes detection results for fast, responsive performance.
📊 Customizable via Visualization Tools Tools provided for:
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Setting detection distance intervals 📏
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Configuring target disappearance delay times ⏳
🚧 Precision Sensing Range Control Supports full-range partitioning with interference shielding 🔒 — ensuring accurate detection within designated zones.
👀 Zero Blind Spots Detects at close range starting from 0.2 m — ideal for tight indoor placements 🔍.
📏 Extended Range & Wide Angle
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Max detection distance for motion: 8 m
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Horizontal coverage: ± 60°
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Optimized for wall-mounting setups 🧱
🔄 IAP Online Firmware Upgrade Supports In-Application Programming (IAP) 🔧 — making remote upgrades and feature enhancements hassle-free.
Application
🏠 Smart Home Detects the presence and distance of moving human bodies 🚶♂️ and reports real-time data, allowing the central controller to intelligently manage household appliances 🧺🧊📺.
🏢 Intelligent Business Senses human proximity and distance within preset thresholds 🧍♂️↔️🖥️. Automatically activates display screens and keeps devices running while someone remains nearby — perfect for kiosks, terminals, and smart signage.
🔐 Smart Security Ideal for integration with:
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Intelligent door locks 🚪🔒
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Induction-based access control systems 🚷
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Building intercoms 🗣️🏢
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Electronic peepholes ("cat eyes") 👁️📲
💡 Smart Lighting Accurately identifies human bodies and their locations ⚡📍. Can be used in public lighting systems like:
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Motion-sensing lights 🚶♀️✨
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Bubble lights / ambient fixtures 🎇🌆
Parameters
📶 Operating Frequency: 24.00 – 24.25 GHz
🎛️ Modulation Type: FMCW (Frequency-Modulated Continuous Wave)
📏 Detection Range:
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Motion detection: Up to 8 m 🚶♂️
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Presence sensing: Up to 4 m 🧍
🌀 Detection Angle: ± 60° (Wide coverage)
🔋 Power Supply: Typical 3.3 V
⚡ Current Consumption: Approx. 0.12 mA (Ultra-low power)
🔌 Output Level: 3.3 V logic via Serial Port
📡 Sweep Bandwidth: 250 MHz
✔️ Complies with CE / FCC certification standards
📢 Max EIRP: 10 dBm
⏱️ Data Refresh Cycle: Typical 40 s, configurable
💾 Output Format:
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Serial ASCII output 🧾
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3.3 V / 0 V high-low voltage signaling 🔁
📦 Package Type: Default with mounting pins
Download
HLK-LD2410S_TOOL_1.3.0.1 (English)
HLK-LD2410S User manual-V1.2
HLK-LD2410S-3D
HLK-LD2410S serial communication protocol-V1.00