---
product_id: 367900838
title: "Radiolink SUI04 Ultrasonic Sensor Range Finder Obstacle Avoidance, Compatible with RadioLink Flight Controller PIXHAWK, Mini Pix, for Racing Drone, Robots, Quadcopter, Multi-Copter"
brand: "radiolink"
price: "HK$647"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/367900838-radiolink-sui04-ultrasonic-sensor-range-finder-obstacle-avoidance-compatible-radiolink
store_origin: HK
region: Hong Kong
---

# 0.4cm accuracy Compatible with multiple controllers 0.017Lb weight Radiolink SUI04 Ultrasonic Sensor Range Finder Obstacle Avoidance, Compatible with RadioLink Flight Controller PIXHAWK, Mini Pix, for Racing Drone, Robots, Quadcopter, Multi-Copter

**Brand:** radiolink
**Price:** HK$647
**Availability:** ✅ In Stock

## Summary

> 🛩️ Fly Fearlessly with RadiolinkSUI04!

## Quick Answers

- **What is this?** Radiolink SUI04 Ultrasonic Sensor Range Finder Obstacle Avoidance, Compatible with RadioLink Flight Controller PIXHAWK, Mini Pix, for Racing Drone, Robots, Quadcopter, Multi-Copter by radiolink
- **How much does it cost?** HK$647 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/367900838-radiolink-sui04-ultrasonic-sensor-range-finder-obstacle-avoidance-compatible-radiolink)

## 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

- • **🛡️ Peace of Mind:** 12-month warranty and 24/7 customer support for your confidence.
- • **🔍 Pinpoint Precision:** Detect even the smallest obstacles with 0.4cm accuracy.
- • **🚀 Elevate Your Flight:** Achieve autonomous obstacle avoidance with precision.
- • **🔄 Versatile Compatibility:** Works seamlessly with Radiolink PIXHAWK and more.
- • **🛠️ Effortless Installation:** Compact design (0.78*0.86*0.75in) for easy mounting.

## Overview

The RadiolinkSUI04 Ultrasonic Sensor Range Finder is a cutting-edge device designed for drones and robots, offering high-precision obstacle avoidance and compatibility with various flight controllers. Weighing only 0.017Lb and measuring 0.78*0.86*0.75in, it’s perfect for enhancing your aerial experience while ensuring safety and ease of use.

## Description

Radiolink SUI04 Ultrasonic Sensor Range Finder Obstacle Avoidance, Compatible with RadioLink Flight Controller PIXHAWK, Mini Pix, for Racing Drone, Robots, Quadcopter, Multi-Copter

## Features

- 【Obstacle Avoidance】: SUI04 is a transmitting and receiving hybrid ultrasonic sensor, it will help the drones achieve autonomous obstacle avoidance in directions horizontal, obstacle avoidance to the upward side, and altitude hold to the downward. (Install it on your device according to the function you need )
- 【High Accuracy】: Support 0.4cm high detection accuracy, even the smallest obstacles can accurately capture. Precise positioning without fear of obstacles.
- 【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, UART, MAV LINK port.
- 【What You Get】: SUI04 ultrasonic sensor with 12 months warranty and 24 hours friendly customer service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 2.18 x 1.98 x 1.88 cm; 7.94 g |
| Manufacturer recommended age | 14 years and up |
| Manufacturer reference | SU04 |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries Included? | No |
| tech_spec_battery_description_toys | Lithium Ion |
| Material Type(s) | 金属 |
| number_of_channels | 6 |
| Color | Green |
| ASIN | B07DPQQYV3 |

## 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

![Radiolink SUI04 Ultrasonic Sensor Range Finder Obstacle Avoidance, Compatible with RadioLink Flight Controller PIXHAWK, Mini Pix, for Racing Drone, Robots, Quadcopter, Multi-Copter - Image 1](https://m.media-amazon.com/images/I/51RSUCi09tS.jpg)

## 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

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**Shop now:** [https://www.desertcart.hk/products/367900838-radiolink-sui04-ultrasonic-sensor-range-finder-obstacle-avoidance-compatible-radiolink](https://www.desertcart.hk/products/367900838-radiolink-sui04-ultrasonic-sensor-range-finder-obstacle-avoidance-compatible-radiolink)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-16*