--- product_id: 460185734 title: "Car Blind Spot Detection System, 24GHz Millimeter Wave Radar Sensor Blind Spot Monitoring System Kit, Universal Car SUVs Trucks RVs Lane Changing Warning with Reversing Radar Parking System" brand: "by-j" price: "3101 kr" currency: NOK in_stock: true category: "By J" url: https://www.desertcart.no/products/460185734-car-blind-spot-detection-system-24ghz-millimeter-wave-radar-sensor store_origin: NO region: Norway --- # 24GHz millimeter-wave radar LED + buzzer alerts 98ft detection range Car Blind Spot Detection System, 24GHz Millimeter Wave Radar Sensor Blind Spot Monitoring System Kit, Universal Car SUVs Trucks RVs Lane Changing Warning with Reversing Radar Parking System **Brand:** by-j **Price:** 3101 kr **Availability:** ✅ In Stock ## Summary > 🚦 Own the lane with confidence—never miss a blind spot again! ## Quick Answers - **What is this?** Car Blind Spot Detection System, 24GHz Millimeter Wave Radar Sensor Blind Spot Monitoring System Kit, Universal Car SUVs Trucks RVs Lane Changing Warning with Reversing Radar Parking System by by-j - **How much does it cost?** 3101 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/460185734-car-blind-spot-detection-system-24ghz-millimeter-wave-radar-sensor) ## Best For - by-j enthusiasts ## Why This Product - Trusted by-j brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision 24GHz Radar:** Cutting-edge millimeter-wave tech scans blind spots up to 98ft away for unmatched safety. - • **Universal Compatibility:** Fits most 12V sedans, SUVs, trucks & RVs with soft rear fascia—upgrade your ride without buying new. - • **Dynamic Dual-Sensor System:** Left and right rear sensors activate with turn signals, delivering real-time alerts via LED and buzzer. - • **Multi-Function Safety Suite:** Combines blind spot detection, lane change assist, door open warning, and reversing radar in one sleek kit. - • **Pro-Grade Installation Support:** OEM-level quality with waterproof connectors and expert customer service to ensure smooth setup. ## Overview The BY-J Car Blind Spot Detection System leverages advanced 24GHz millimeter-wave radar technology with dual rear sensors to monitor blind spots and adjacent lanes up to 98ft away. Designed for universal fit on most 12V vehicles with soft rear bumpers, it integrates blind spot monitoring, lane change assist, door open warnings, and reversing radar alerts via LED and buzzer signals. While installation requires professional or skilled DIY effort, the system offers OEM-grade components and responsive customer support, empowering drivers to enhance safety and avoid side collisions during lane changes. ## Description Buy BY-J Car Blind Spot Detection System, 24GHz Millimeter Wave Radar Sensor Blind Spot Monitoring System Kit, Universal Car SUVs Trucks RVs Lane Changing Warning with Reversing Radar Parking System: Radar Detectors - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - [Blind Spot Detection System] This 24GHz Ultrasonic Radar Sensor Blind Area Detection System is a vehicle assistance device that greatly helps you detect the possible collision risks in the blind spot during driving. - [Double Microwave Radar Sensor] High-speed frequency sensors for the left-rear and right-rear of the vehicle. The BSD system is activated with the turn signals, whenever there is a moving object pop into the rear of the vehicle, with the aid of LED lighting on, blinking, buzzer sound so that the driver can be cautious when lane changing to avoid the possibility of side crash accident. - [3 Major Functions] This Blind Spot Sensor integrates BSD-blind spot monitoring, LCA-parallel lane change assist, Dow -Open Door Warning (optional two doors) 4 functions to help detect the possible collision risk. - [Long Detecting Distance] The system uses a 24GHz millimeter-wave radar sensor chip, uses single transmit and four receive radar antennas, is equipped with sophisticated computer algorithms, and automotive-grade quality waterproof plugs, with a detection range of up to 98ft, can monitor the closing objects in the neighbor lane within a range of 26ft with speed gap over 0.5m/second. - [Blind Spot Warning System] when the car behind us is stationary after stopping, there is no alarm for the blind spot; when the car behind us is slower than us, there is no danger of collision and no alarm; likewise, when we overtake, we are faster than the car behind us and there is no alarm. - [Important Notes] This system integrates blind spot detection and reversing assistance.This item fits for most DC12v sedan, compact, SUV, MPVs, pickup etc, doesn't suitable for vehiche with metal bumper, and professional installer installation is required. - This Radar Blind Spot System is an OEM-grade universal solution that will only function on vehicles with a soft rear fascia. This product cannot function through metal bumpers. - Customer Service: If you encounter any problems during installation, please do contact us. We will provide you with the most professional customer service ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09VDMHTD7 | | Best Sellers Rank | #262 in Radar Detectors | | Brand | BY-J | | Compatible Devices | Car | | Customer Reviews | 3.7 3.7 out of 5 stars (7) | | Display Type | LED | | Frequency Bands Supported | 24GHz | | Item Dimensions L x W x H | 9.45"L x 6.7"W x 3.94"H | | Manufacturer | BY-J | | Mfr Part Number | 24GHz 053 | | Power Source | Corded Electric | | UPC | 739722614515 | | Voltage | 12 volts | ## Product Details - **Brand:** BY-J - **Compatible Devices:** Car - **Display Type:** LED - **Frequency Bands Supported:** 24GHz - **Power Source:** Corded Electric - **Product Dimensions:** 9.45"L x 6.7"W x 3.94"H - **UPC:** 739722614515 - **Voltage:** 12 volts ## Images ![Car Blind Spot Detection System, 24GHz Millimeter Wave Radar Sensor Blind Spot Monitoring System Kit, Universal Car SUVs Trucks RVs Lane Changing Warning with Reversing Radar Parking System - Image 1](https://m.media-amazon.com/images/I/618WyRJIeZL.jpg) ## Available Options This product comes in different **Color** options. --- ## 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.no/products/460185734-car-blind-spot-detection-system-24ghz-millimeter-wave-radar-sensor](https://www.desertcart.no/products/460185734-car-blind-spot-detection-system-24ghz-millimeter-wave-radar-sensor) --- *Product available on Desertcart Norway* *Store origin: NO* *Last updated: 2026-09-16*