--- product_id: 73593502 title: "SUI04/SU04 Ultrasonic Sensor Range Finder Obstacle Avoidance for Racing Drone, Robots, Quadcopter, Multi-Copter" brand: "radiolink" price: "€ 36.42" currency: EUR in_stock: true url: https://www.desertcart.fr/products/73593502-sui04-su04-ultrasonic-sensor-range-finder-obstacle-avoidance-for-racing store_origin: FR region: France --- # 30ms ultra-low latency response 0.4cm ultra-high detection accuracy Compact 0.78x0.86x0.75in size, 0.017lb lightweight SUI04/SU04 Ultrasonic Sensor Range Finder Obstacle Avoidance for Racing Drone, Robots, Quadcopter, Multi-Copter **Brand:** radiolink **Price:** € 36.42 **Availability:** ✅ In Stock ## Summary > 🚀 Elevate your drone’s IQ with Radiolink’s ultrasonic guardian! ## Quick Answers - **What is this?** SUI04/SU04 Ultrasonic Sensor Range Finder Obstacle Avoidance for Racing Drone, Robots, Quadcopter, Multi-Copter by radiolink - **How much does it cost?** € 36.42 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/73593502-sui04-su04-ultrasonic-sensor-range-finder-obstacle-avoidance-for-racing) ## Best For - radiolink enthusiasts ## Why This Product - Trusted radiolink brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Compatibility:** Effortlessly pairs with Radiolink PIXHAWK, Mini PIX, TURBO PIX, and auto-identifies I2C ports—perfect for pros and beginners alike. - • **Featherlight & Space-Savvy:** Ultra-compact and weighing just 0.017lb, it integrates seamlessly on any multirotor drone without compromising agility or design. - • **Pinpoint Precision Detection:** Detects obstacles as small as 0.4cm with lightning-fast 30ms response time—never miss a beat in high-speed racing or complex maneuvers. - • **360° Obstacle Avoidance Mastery:** Supports up to 6 sensors for full horizontal, upward, and downward protection—fly with confidence in every direction. - • **Versatile Safety for Every Mission:** Ideal for agriculture, training, rescue, and outdoor operations—ensuring your drone stays safe while you focus on the mission. ## Overview The Radiolink SUI04 ultrasonic sensor is a compact, lightweight, and highly accurate obstacle avoidance system designed exclusively for multirotor drones. Featuring 0.4cm detection precision and ultra-low 30ms latency, it supports up to six sensors for comprehensive 3D obstacle detection and altitude hold. Compatible with popular Radiolink flight controllers and ideal for applications ranging from racing to rescue, it ensures safer, smarter flights for both beginners and professionals. ## Description ## Features - 【Obstacle Avoidance】: SUI04 is a transmitting and receiving hybrid ultrasonic sensor, it will help the drones (only multirotor) achieve autonomous obstacle avoidance in directions horizontal, obstacle avoidance to the upward side, and altitude hold to the downward. Supports installing up to 6 sensors on one drone for all-direction obstacle avoidance. - 【High Accuracy and Low Latency】: Support 0.4cm high detection accuracy, even the smallest obstacles can be accurately captured. Precise positioning without fear of obstacles. Extreme Fast Response, latency as low as 30ms. - 【Small Size and Multifunction】: Single probe only 0.017Lb and 0.78*0.86*0.75in, easy to install on your drone. Obstacle avoidance function can protect your device when the beginner practice fly. - 【Compatible Mode】: It could suitable for Radiolink PIXHAWK/ Mini PIX/TURBO PIX flight controller, and it also can automatically identify I2C port. - 【Perfect for】: SUI04 ultrasonic sensor can be used on Agriculture, Training, and rescue. Safety Guaranteed for Outdoors Operation and Training. Can only work with multirotor, such as Quadcopter, Hexacopter, Octocopter, and so on. ## Technical Specifications | Specification | Value | |---------------|-------| | Item Package Dimensions L x W x H | 5.08 x 3.43 x 0.51 inches | | Package Weight | 0.02 Kilograms | | Item Dimensions LxWxH | 0.86 x 0.78 x 0.74 inches | | Item Weight | 0.28 Ounces | | Brand Name | Radiolink | | Color | Green | | Manufacturer | Radiolink | | Part Number | SU04 | | Included Components | battery, remote_control, transmitter | | Size | Small | | Skill Level | beginner | ## Product Details - **Brand:** Radiolink - **Item dimensions L x W x H:** 0.86 x 0.78 x 0.74 inches - **Item Weight:** 0.28 Ounces - **Manufacturer:** Radiolink ## Images ![SUI04/SU04 Ultrasonic Sensor Range Finder Obstacle Avoidance for Racing Drone, Robots, Quadcopter, Multi-Copter - Image 1](https://m.media-amazon.com/images/I/51RSUCi09tS.jpg) ## Available Options This product comes in different **Edition** options. ## Questions & Answers **Q: Is it compatible with arduino?** A: No **Q: One su04detects obstructions in one direction or in every direction?** A: Hi, one SU04 ultrasonic sensor obstructions in one direction, you can change the direction of the module by press the button on the sensor module. **Q: What is the I2C address for this sensor?** A: The first slave address of SUI04 module is 0x71, each time you press the set button, the slave address will increase by 1. After you press the set button six times, the address will become 0x76. Then seventh press the set button will return to the address of 0x71. If you still can not understand this could contact us to get support! **Q: Will this work with the Arduino microcontroller?** A: Hi, it cannot support Arduino microcontroller. ## Frequently Bought Together - Radiolink SUI04/SU04 Ultrasonic Sensor Range Finder Obstacle Avoidance for Racing Drone, Robots, Quadcopter, Multi-Copter - Radiolink M10N TS100 GPS Compass Module High Positioning Accuracy for FPV Flight Controller DIY RC Drone - Radiolink Mini Pix APM Flight Controller V1.2 FC for 3-6 Axis FPV Drone/Helicopter/Aircraft/Quad/Car/Boat, Vibration Damping by Software Mini Size Automation Tested FC --- ## 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.fr/products/73593502-sui04-su04-ultrasonic-sensor-range-finder-obstacle-avoidance-for-racing](https://www.desertcart.fr/products/73593502-sui04-su04-ultrasonic-sensor-range-finder-obstacle-avoidance-for-racing) --- *Product available on Desertcart France* *Store origin: FR* *Last updated: 2026-04-24*