--- product_id: 525419274 title: "DFROBOT mmWave Radar - Human Presence Detection Sensor (9 Meters)" brand: "dfrobot" price: "$U3821" currency: UYU in_stock: true category: "Dfrobot" url: https://www.desertcart.uy/products/525419274-dfrobot-mmwave-radar-human-presence-detection-sensor-9-meters store_origin: UY region: Uruguay --- # 9m detection range 24GHz ultra-precise radar -40~85°C robust operation DFROBOT mmWave Radar - Human Presence Detection Sensor (9 Meters) **Brand:** dfrobot **Price:** $U3821 **Availability:** ✅ In Stock ## Summary > 🚀 Elevate your smart systems with radar precision that never sleeps! ## Quick Answers - **What is this?** DFROBOT mmWave Radar - Human Presence Detection Sensor (9 Meters) by dfrobot - **How much does it cost?** $U3821 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/525419274-dfrobot-mmwave-radar-human-presence-detection-sensor-9-meters) ## Best For - dfrobot enthusiasts ## Why This Product - Trusted dfrobot brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Output Flexibility:** Choose between serial port or I/O port outputs for versatile, hassle-free connectivity. - • **Future-Proof Your Projects:** Supports FMCW & CW modulation with example codes, empowering makers and pros alike. - • **Compact & Seamless Integration:** Sleek 24x28mm size fits effortlessly into smart home, automotive, or industrial systems. - • **Pinpoint Human Presence Detection:** Detects micro-movements & stillness up to 9 meters with 24GHz Doppler radar precision. - • **Unmatched Environmental Resilience:** Operates flawlessly from freezing cold to scorching heat (-40 to 85°C), immune to fog, dust, and noise. ## Overview The DFROBOT mmWave Radar Sensor leverages advanced 24GHz Doppler radar technology with FMCW and CW modulation to detect human presence—including micro-movements and stillness—within a 9-meter radius. Its compact 24x28mm form factor and dual output options make it ideal for seamless integration into smart homes, autonomous vehicles, and industrial automation. Built to withstand extreme temperatures (-40 to 85°C) and environmental interference, this sensor ensures reliable, high-precision detection in any setting. ## Description Buy DFROBOT mmWave Radar - Human Presence Detection Sensor (9 Meters) online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase. ## Features - 【24GHz High Precision Stillness and Motion Detection】: With the Doppler radar technology and 24GHz working frequency, combined with FMCW and CW multi-mode modulation, this mmWave Radar sensor can accurately detect all movements, micro-movements, and extremely weak movements within a 9-meter range. Whether it's subtle human movements or stillness and sleep states, this sensor can accurately perceive them. - 【Compact Size, Easy to Integrate】: The mmwave sensor's size is only 24*28mm, and it uses a 1Tx1Rx antenna structure, which is very suitable for integration into various systems or mobile devices, providing great convenience for various projects. - 【Strong Anti-interference Ability (From -40 to 85℃)】: This mmwave presence sensor has outstanding anti-interference ability and can work stably in an environment of -40~85℃. Whether it's snow, fog, haze, temperature, humidity, dust, light, or noise, none of these can affect its working efficiency, ensuring stable performance in any environment. - 【Wide Range of Application Scenarios】: Due to its high precision and strong anti-interference ability, this presence sensor is widely used in collision warning for autonomous driving cars, human activity monitoring in smart homes, precise control in industrial automation, non-contact monitoring in healthcare, inventory management in retail and logistics, obstacle avoidance and positioning in drones. - 【High Flexibility with Various Output Options】: This human presence sensor provides two types of sensing result output methods. You can choose to output through the serial port or through the I/O port, which is very flexible and easy to expand. At the same time, it provides various available example codes that can meet the needs of makers in different projects. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BYMYMXLP | | Antenna Location | Driveway, Garage, Garden, Lawn, Sidewalk, Terrace, Walkway | | Battery Description | Battery not included | | Battery description | Battery not included | | Best Sellers Rank | #6,496 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #10 in Motion Detectors | | Brand | DFROBOT | | Built-In Media | mmWave - Human Presence Detection Sensor (9 Meters) | | Color | Black | | Colour | Black | | Compatible Devices | Various Devices | | Customer Reviews | 3.6 out of 5 stars 2 Reviews | | Frequency | 24 GHz | | Item Dimensions D x W x H | 28D x 28W x 28H millimeters | | Item Type Name | motiondetectordevice | | Manufacturer | DFROBOT | | Maximum Range | 9 Meters | | Maximum range | 9 Meters | | Mfr Part Number | SEN0395 | | Model Number | SEN0395 | | Mounting Type | Internal Mounting | | Mounting type | Internal Mounting | | Power Source | Corded Electric | | Power source | Corded Electric | | Temperature Range | 85 Degrees Celsius | | Unit Count | 1.0 Count | | Upper Temperature Rating | 85 Degrees Celsius | ## Product Details - **Brand:** DFROBOT - **Colour:** Black - **Maximum range:** 9 Meters - **Mounting type:** Internal Mounting - **Power source:** Corded Electric ## Images ![DFROBOT mmWave Radar - Human Presence Detection Sensor (9 Meters) - Image 1](https://m.media-amazon.com/images/I/61rCcvYxIoL.jpg) ## Available Options This product comes in different **Model** options. ## Frequently Bought Together - DFROBOT mmWave Radar - Human Presence Detection Sensor (9 Meters) - EC Buying LD2410C Sensor Module HLK-LD2410 Human Presence Radar Sensor Module LD2410 Millimeter Wave Radar Sensor Module Non Contact 24GHz ISM Band Serial Port IO Level Output --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.uy/products/525419274-dfrobot-mmwave-radar-human-presence-detection-sensor-9-meters](https://www.desertcart.uy/products/525419274-dfrobot-mmwave-radar-human-presence-detection-sensor-9-meters) --- *Product available on Desertcart Uruguay* *Store origin: UY* *Last updated: 2026-09-06*