Product Overview
The WHEELTOP EDS OX Mountain Wireless Electronic Transmission Groupset offers a high-performance electronic shifting solution for mountain and road bikes. Designed for 7-14 speed adjustment, this system provides precise and instantaneous gear changes, enhanced durability, and smart app integration for a customized riding experience.

Components
The EDS OX groupset typically includes the following main components:
- Shifter: Wireless electronic shifter for gear changes.
- Rear Derailleur: Electronic rear derailleur for precise chain movement.
- Batteries: Rechargeable batteries for both shifter and derailleur.
- Charger: USB charging cable and charging base.

Rear Derailleur Components: A. Mounting bolt, B. High limit screw, C. Low limit screw, D. LED indicator, E. Guide roller, F. Adjustment screw, G. Magnetic charging port.

Setup
- Installation: Mount the shifter on your handlebar and the rear derailleur to your bike frame according to standard bicycle component installation practices. Ensure all bolts are securely tightened.
- Battery Installation: Insert the provided batteries into the shifter and rear derailleur.
- Initial Pairing:
- Turn on the shifter and rear derailleur.
- A blue light on the shifter indicates entering fine-tuning/pairing mode.
- Continuous blinking on the rear derailleur indicates it is also in pairing mode.
- Refer to the WheelTop app for detailed pairing instructions.
- App Connection: Download the WheelTop app to your smartphone. Open the app and follow the on-screen instructions to connect to your EDS OX groupset via Bluetooth. The app allows for customized gear settings, battery capacity checking, and cycling data recording.

Operating Instructions
Shifting Gears
The EDS OX shifters are designed for instantaneous gear changes with just a single push. The system supports 7-14 speeds, allowing for versatile riding across different terrains.
- Rear Derailleur Shifting: Use the shifter buttons to move the chain up or down the cassette.
- Front Derailleur (if applicable): The system features an FD Auto Half-Shift function to reduce chain overturning and chain dropping. It also includes a Front Power Shift for complete shifts under high tension and one-click shifting inward/outward.

Smart App Functions
The WheelTop app enhances your riding experience by providing advanced control and data. The app allows you to:
- Customize Gear Settings: Adjust the value of each speed to personalize your cycling experience for precise and smooth shifts.
- Battery Capacity Checking: Monitor the battery levels of your components.
- Cycling Data Recording: Record your riding data for analysis.
- Firmware Upgrade: Seamlessly upgrade firmware for improved performance and new features.
- Pre-set Gears: Configure gear presets for different riding modes.



Product Video
Maintenance
- Charging: The rear derailleur features a magnetic charging port. Connect the provided USB charging cable to the port for recharging. The front battery is 500mAh and the rear battery is 800mAh.
- Waterproof Design: The EDS OX groupset has an IP67 waterproof rating, ensuring it can withstand rainy weather, stream crossings, and device cleaning. It boasts water immersion resistance of up to 1m for 30 minutes.
- Cleaning: Due to its sealed bearings and IP67 rating, the system can be cleaned with water. Ensure to dry thoroughly after washing.
- Derailleur Protection: The rear derailleur includes an auto pull-back device to protect it from impact, reducing potential damage.


Troubleshooting
- Shifting Issues: If you experience inconsistent or delayed shifting, check the battery levels using the WheelTop app. Ensure the components are properly paired. If issues persist, perform a firmware update via the app.
- Connectivity Problems: If the app cannot connect to the groupset, ensure Bluetooth is enabled on your smartphone and the components are powered on and in pairing mode (indicated by a blue light on the shifter).
- Battery Not Charging: Verify that the charging cable is securely connected to both the derailleur's magnetic port and a working USB power source. Check for any debris in the charging port.
Specifications

| Attribute | Value |
|---|---|
| Series | EDS OX Series |
| Derailleur Groupset Type | Electronic Derailleur system |
| Gears | 12 Speed (Adjustable 7-14s) |
| Weight (RD) | 351g |
| Color (RD) | Black |
| Cage Material (RD) | Alloy |
| Pulley Bearings Material | Injection-molded Plastic |
| Max Tooth | 52T |
| Material | Alloy |
| Components | Derailleurs |
| Origin | Mainland China |
| Transmission/Protector Classification | Rear Pull/Rear Transmission |
| Hign-concerned Chemical | None |
Warranty and Support
The WHEELTOP EDS OX groupset is designed for durability and performance. For any product-related inquiries or support, please refer to the official WheelTop website or contact your retailer.
- Free Returns: Free returns are available within 90 days of purchase.
- Fast Delivery Guarantee: In case of delayed delivery, a coupon code may be provided. Refunds are available if the package is lost or items are damaged during transit, or if no delivery occurs within 30 days.





