Exquisite Design, Ingenious Interaction
The 2.4” full-laminated screen provides a clearer view in all conditions. With its compact size and big screen, it makes full use of every inch of surface.
3 auxiliary buttons design
Enjoy smooth operation and responsive interaction with touchscreen and 3 buttons.
76g light weight
Compact size allows for one-handed operations
Bluetooth & WiFi Dual Protocols, Smooth Transmission and Positioning
Automatic AGNSS synchronization : Start cycling right away without waiting for positioning.
Automatic cycling data upload: Cycling data will be uploaded automatically after connecting to WiFi, getting rid of limitation of your phone.
Fast map download: WiFi data transfer is 28 times faster than Bluetooth, ensuring rapid map downloads and navigation file upload.
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Smart Riding Assistant, Empower Your Each Journey
Smart control: Set up L508 radar tail light, L308 intelligent expression tail light and AT series intelligent front light, freeing you from complicated operation of your phone.
Smart connections: By creating command in terms of cycling condition or stats, C506 will achieve intelligent interactions between devices. For instance, when the speed exceeds 10km/h, it can trigger the front light to turn on.
Smart reminder: Customize reminders based on time or distance to keep you hydrated, energized, or notify you when it’s time to ride back.



Advanced Smart Navigation, Your Trustworthy Guide on the Road
• Never miss a turn with precise turn-by-turn navigation.
• Create your own route on OnelapFit APP or upload a third-party GPX file.
• Support to upload navigation route up to 1,000 km.
• Easy switch north up or head up perspectives.
• Real-time display of remaining distance and ride progress.
• Routes are now color-coded for easier visual tracking.
• Choose your re-route strategy: prioritize Destination Direction (default) for efficiency or Nearest Rejoin Point for route fidelity.
*Update to firmware V1.9 to access to new functions.
Customize Layout Formats, Satisfy Diversified & Personalized Data Needs
Colorful screen display: With color screen, the data pages take on a fresh, colorful look. Key data is presented clearly at a glance with circular dials, line graphs, bar charts, etc.
Extensive data support: Support 108 data in 14 categories.
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High-Precision Airoha Chipset, Swift & Accurate Positioning in 5s
C506 features Airoha chipset. After over 300 days of rigorous calibration, we’ve achieved profound improvements in positioning accuracy and speed. With support of AGNSS, C506 acquires position in as fast as 5 seconds.
*Offline AGNSS are valid for about 14 days.
*The 5s positioning is tested by Magene lab, when the C506 has latest AGNSS and power-on and power-off locations are both in open places and very close.


Comprehensive Analysis with OnelapFit APP, Optimize Every Ride
Featuring 37 data items and 14 charts, it will present and analyze your cycling data comprehensively and professionally.
Proud of your ride? Auto-share your data effortlessly with popular platforms like STRAVA and TrainingPeaks, and let the world see your progress.
Professional Training Companion, Rain or Shine We Keep Training
Simulate outdoor cycling history: Upload the FIT file in cycling history from OnelapFit APP, connect to your smart trainer, and instantly relive your outdoor cycling adventures indoors.
Free training: Once the C506 is in control of your smart trainer, you can set your desired power targets, resistance and gradient, focusing on power training only.
Custom training courses: You can effortlessly create training course on OnelapFit APP or import desired training courses from TrainingPeaks. No matter indoors or outdoors, start your training course immediately after simple synchronization.
Dual power data support: For indoor training, easily switch between your smart trainer's and power meter's data.
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Lap by Location Time and Distance
*Update to firmware V1.9 to access to lap by location function.
Support 13 Languages, No language Barrier
Designed for the global riders in mind, the C506 breaks language barriers with support for 11 global languages, including English, Spanish, Portuguese, German, French, Italian, Polish, Traditional Chinese, Korean, Japanese, Danish,Czech, Russian. Wherever you ride, enjoy a familiar and comfortable interface.
*Update to firmware V1.9 to access to Czech language.

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Support 10 Types of Devices, Satisfy Your Cycling Needs Fully
ANT+ & Bluetooth: Through ANT+ and Bluetooth wireless protocols, it can connect to a diverse range of sensors and display the battery and real-time data on sensor page.
Control Di2: For Di2 users, you can custom the D-fly button settings to control the bike computer and other devices. For instance, light up the tail light or switch the bike computer page via buttons.
Control DJl & Insta 360 camera: Connect to your camera and learn the remaining storage and battery at a glance. Switch mode, start or end filming with just one press on bike computer or Di2 after setting up smart riding assistant.
Compatible models: Insta360 X4 Air, Insta360 X5, DJI OSMO 360, DJI Action4, DJI Action5 Pro.
*Update to firmware V1.9 to access to the function


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More Power Designs
With built-in ambient light sensor, screen remains clear in cloudy, rainy or sunny days.
Up to 24 hours battery life in long endurance mode (Affected by custom settings and usage environment)
Made from high-strength Asahi glass, C506 is resistant to scratches from knives or stones.
The waterproof screen is enhanced with a nano anti-fingerprint hydrophobic coating, reducing traces of fingerprint or sweat.
Support dark mode dashboard, not-glaring at nigh
Automatically resume from the last ride that was paused by an abnormal situation
Screen lock & unlock. Long-press the A button to instantly lock or turn off the screen, preventing accidental touches.
Auto start
Enable the Auto Start function and set a speed threshold. The bike computer will automatically record riding data even if you forget to start manually, no data will be lost
SRAM gear ratio calculation. Enhanced compatibility with SRAM electronic groupsets for accurate gear ratio data.
Simple sensor management. Enable or disable sensors without "forgetting" them, streamlining setup for multiple bikes.
*Update to firmware V1.9 to access to new functions.



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| Specifications | |
| Screen Size | 2.4 inches |
|---|---|
| Screen Type | Full-laminated color touchscreen |
| Device Dimensions | 78x48x17.5mm |
| Weight | 76g |
| Number of Buttons | 3 |
| Supported Riding Modes | 12 (2 default, 10 customizable) |
| Supported Data Types | 108 data items in 14 categories |
| Number of Pages | Up to 10 pages per riding mode |
| Waterproof | IPX7 |
| Charging Port | Type-C |
| Battery Life | 17 hours in daily mode, up to 24 hours in long battery mode (affected by custom settings and usage environment) |
| Charging Time | 3 hours |
| Operating Temperature | -10°c to 50°c |
| Wireless Protocols | WiFi, Bluetooth 5.0, ANT+ |
| Storage | 4g |
| Virtual Power | ✅ |
| Auto Pause | ✅ |
| Turn tips | ✅ |
| Off-course alert | ✅ |
| Auto Brightness Adjustment | ✅ |
| Auto Off | ✅ |
| Smart Notifications | ✅ |
| Course Training | ✅ |
| Resume Later | ✅ |
| Screen Lock & Unlock | ✅ |
| Supported Electronic Shifting Profiles | 3 |
| Bike Profiles | 5 |
| Supported Devices | Speed sensor, cadence sensor, speed and cadence sensor, heart rate monitor, power meter, smart trainer, radar tail light, smart tail light, smart front light,DJI camera, SRAM eTap and Shimano Di2 electronic shifting systems |
| Supported Satellites | Beidou, GPS, Glonass, Galileo, QZSS |
| Navigation | Turn-by-turn map navigation |
| Data Exporting | Compatible with Strava, TrainingPeaks |
What's in the box?
- Bike Computer Mount
- Safety strap
- Manual
- Charging Cable
- Replaceable mount for bike computer rack
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