Overview
The RadioLink CrossRace Pro V2.0 is a powerful flight controller that seamlessly integrates APM (ArduPilot) autonomous flight control with the agility of Betaflight for manual operation. Equipped with an STM32H743 high-frequency processor, dual BEC (5V & 12V), and 12-channel output, it supports DJI/CADDX HD digital video transmission, RTK, and ESC telemetry, making it a versatile option for freestyle, cinematic FPV, and heavy-lift drones.
With vibration damping software, plug-and-play interface design, onboard 128MB FRAM for 2617 waypoint storage, and wide adaptability (2–8 copters), the CrossRace Pro ensures unmatched precision and reliability for advanced drone builds.
Key Features
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STM32H743 Processor with 480MHz frequency and 1000Hz scheduling loop
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12 Channel Output, ideal for complex multi-rotor or VTOL setups
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Integrated 5V & 12V Dual BEC, with relay switch for image transmission
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128MB FRAM, stores up to 2617 waypoints for APM/ArduPilot autonomous flight
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Integrated OSD Module, supports real-time gesture visualization
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Supports DJI O3 / CADDX Walksnail HD digital transmission plug-and-play
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Supports PWM, DShot, and OneShot ESC protocols, with ESC telemetry
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PPM, SBUS, CRSF signal input, USB Type-C port, GPS UART/I2C port
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Supports RTK (Real Time Kinematics) for precise navigation
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Software-based vibration damping for enhanced sensor stability
Specifications
Weight & Dimension
| Parameter | Value |
|---|---|
| Dimensions | 37×37mm (1.46"×1.46") |
| Weight | 12.2g (0.43oz); 42.8g (1.5oz with wires) |
Hardware
| Component | Details |
|---|---|
| Processor | STM32H743 |
| Schedule Loop Rate | 1000Hz |
| Frequency | 480MHz |
Sensors
| Type | Model |
|---|---|
| Gyro & Accelerometer | BMI270 |
| Barometer | SPL06 |
| FRAM | 128MB, supports 2617 waypoints |
Connectors & Interfaces
| Feature | Description |
|---|---|
| ESC Connector | 10PIN, supports telemetry, voltage/current monitoring |
| USB Port | 1 × Type-C |
| Signal Input | PPM/SBUS/CRSF |
| Channel Output | 12 channels |
| Mavlink UART | 2 (no RTS/CTS) |
| GPS/I2C Port | 1 port |
| RSSI Output | Supported |
| Buzzer | Integrated |
| OSD Module | Integrated OSD with gesture visualization |
| ESC Protocol | PWM, DShot, OneShot |
| RTK | Supported |
| Switch | None |
| Redevelopment | Not supported |
Power Supply
| Parameter | Value |
|---|---|
| Input Voltage | 2–6S |
| Input Current | 5A |
| USB Voltage | 5V ±0.3V |
| Relay (12V BEC) | Switchable for digital VTX via transmitter |
Operating Environment
| Parameter | Range |
|---|---|
| Operating Temperature | -30°C to 85°C |
Fusion of Autonomous and Manual Modes
CrossRace Pro combines PosHold flight mode from ArduPilot and the professional responsiveness of Betaflight, making it ideal for both beginner-friendly auto-hover flight and aggressive freestyle manual flying. Perfect for outdoor training or long-range autonomous missions with return-to-home safety.
Support for DJI/CADDX HD Digital Video Transmission
CrossRace Pro features plug-and-play compatibility with DJI O3 and CADDX Walksnail Avatar HD VTX. It uses combined socket and soldering interfaces, allowing interface expansion without enlarging the controller size—ideal for modular and DIY drone builds.
OSD Module Integrated
Graphically displays key flight parameters such as:
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GPS status, flight direction
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Longitude, latitude, distance
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Battery voltage, throttle, vertical speed
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Current, wind, return coordinates
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Waypoints, magnetic deviation, vibration status
Ideal for long-distance fixed-wing and FPV drones needing real-time flight awareness.
High-Speed Stability in PosHold Mode
Thanks to Radiolink's advanced dynamic algorithm, the CrossRace Pro enables drones to reach up to 180 km/h flight speed in PosHold mode, suitable for high-speed aerial photography, delivery drones, and industrial missions.
Geofence Functionality
Supports customizable geofencing through Mission Planner, allowing compliance with regional flight regulations by setting altitude, radius, and return thresholds—ensuring safe and legal operation of long-range UAVs.
Technology Assurance & Real-World Applications
CrossRace Pro combines Kalman filtering and inertial navigation algorithms, used widely in:
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Tencent’s documentary Amazing Drone Race China
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Huawei’s “WU KONG” video shot by P30 Pro
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XPENG T1 flying car prototype
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High-altitude transport & synchronized drone light shows
Details

RadioLink CrossRace Pro V2.0 combines APM and Betaflight for autonomous and manual flight modes. Features include vibration damping, OSD integration, 12-channel output, automation testing, HD video transmission, and 4-in-1 ESC support.

Combine APM and Betaflight for autonomous and manual flight modes. Novices can switch to PosHold Mode for safety, ensuring worry-free outdoor flying with precise control and automatic return home.

Radiolink's high-dynamic algorithm enables 180 km/h flight speed in PosHold mode, ideal for high-altitude aerial photography. CrossRace supports 3KG payload heavy lift drones, ensuring robust performance.

Flight Controller offers 4-in-1 ESC, telemetry, 5V/12V BEC, plug-and-play interfaces, redevelopment support, and technical assistance.

Plug-and-play HD digital video transmission for DJI/CADDX. Supports O3 and Walksnail Avatar HD PRO KIT. Four-in-one ESC, GPS, receiver, and HD transmission. Socket interfaces for expansion.

5V&12V Dual BEC, supports DShot, OneShot, PWM signals for Freestyle Master.

Real-time gesture visualization display with OSD module. CrossRace enhances FPV flying safety and comfort by providing detailed, intuitive flight data for aircraft status monitoring.

Radiolink GPS TS100 supported. Dual anti-interference ensures 50 cm accuracy. Worry-free UAV 2W image transmission, high-voltage lines, strong signal resistance.

Flight Controller CrossRace Pro V2.0 is compact (37x37mm), supports up to 12 channels, and works with 2-8 axis multi-rotors. Ideal for aerial photography, public safety, surveying, agriculture, education, and flight formations, it boosts efficiency in electricity and oil & gas sectors. Despite its small size, it offers robust performance and diverse application support.

GeoFence ensures worry-free long-range drone voyages. Settings comply with national regulations, enabling lawful flight within designated airspace. Laptop displays configuration options for safe operation.

Technology Assurance. Unique high dynamic algorithm flight controller combines Kalman filtering and inertial navigation, used in drones, films, and flying cars for precision performance.

Quality Assurance: Unique Automation Software Testing System ensures superior test efficiency and quality for CrossRace functions, surpassing traditional manual tests. Radiolink CrossRace V1.0 is highlighted.

CrossRace Quality Tests compare manual detection and automation software for function interfaces, sensors, output interfaces, power-on detection, appearance, soldering. Automation significantly reduces total test time.

Software-based vibration damping ensures stable flights by filtering high-frequency vibrations, providing accurate sensor data. Ideal for fixed-wing planes, drones, and 3KG payload heavy lift drones without requiring a mounting frame.

Cost-effective RC drone solution with CrossRace flight controller, AT9S Pro transmitter, R12DSM receiver, TS100 GPS, SU04 sensor, DJI/CADDX transmission, and HD goggles for versatile applications.

Flight controller offers power, telemetry, video transmission, receiver, and USB ports. Supports GPS, ESC telemetry modules.

Multiple mission planners supported, including Radiolink, ArduPilot, and QGC. The interface allows parameter setting, vehicle setup, and real-time telemetry display like altitude and speed. Configuration tabs show key values such as 3.12, 0.00, and -0.04, enabling precise control and monitoring for advanced flight operations.

Technical support for RadioLink CrossRace Pro V2.0 Flight Controller includes instructions, tutorials, and assistance from installation to flight. Contact via YouTube, Facebook, Instagram, TikTok, or email for help.

CrossRace Packing List includes: CrossRace Pro V2.0 Flight Controller, one buzzer requiring soldering, two TELEM1&2 ports connect cables, one USB cable for upgrade or setup, one four-in-one ESC connect cable, one receiver connect cable, and one packing box. Each item is clearly labeled with its purpose and quantity, ensuring users have all necessary components for assembly and operation of the RadioLink CrossRace Pro flight controller system.
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