1. Product Overview
The NEWBOLER ODO039 is a wireless GPS bicycle computer designed to track your cycling data with high accuracy. It features a 2.4-inch FSTN display, multi-satellite positioning support, and a long-lasting battery.


2. Package Contents
Please check the package for the following items:
- NEWBOLER GPS Bicycle Computer (ODO039)
- USB Type-C Charging Cable
- Standard Bracket Kit (Bracket, Rubber Rings, Gasket)

3. Setup and Installation
3.1 Bracket Installation
The NEWBOLER ODO039 supports various installation methods. The following instructions detail the installation of the standard bracket.

- **Prepare the Bracket:** Attach the small round piece to the main bracket using the provided screws. Tighten securely.
- **Position on Handlebar:** Place the bracket on your bicycle's handlebar stem.
- **Secure with Rubber Rings:** Use the rubber rings to fix the four corners of the bracket to the handlebar. Ensure a snug fit.
- **Attach Device:** Align the bicycle computer with the buckle on the bracket and rotate to lock it into place.
For other bracket types (e.g., round handle extension, carbon fiber integrated handlebar), follow similar steps, ensuring the bracket is securely fastened to your bike before attaching the computer.
3.2 Initial Power On and GPS Acquisition
- **Power On:** Press and hold the left button for 2 seconds to power on the device.
- **GPS Search:** Upon powering on, the satellite icon will flash, indicating it is searching for satellites.
- **Outdoor Use:** For normal function, take the device to an open outdoor area to allow it to successfully acquire satellite signals. The satellite icon will become stationary once satellites are found.
4. Operating Instructions
4.1 Power On/Off
- **Power On:** Press and hold the left button for 2 seconds.
- **Power Off:** Press and hold the left button for 2 seconds.
4.2 Display Navigation
The device displays various cycling metrics. Use the arrow keys to navigate through them:

- **Up Arrow Key (▲):** Press to view sequentially: Total Distance, Total Time, Current Time, Clock, Calories.
- **Down Arrow Key (▼):** Press to view sequentially: Current Speed, Maximum Speed, Average Speed.
4.3 Backlight Function
The device supports manual backlight control and can be set to be always on.

- **Turn On/Off Backlight:** Long press the left up key (▲) for 3 seconds.
- **Automatic Shutdown:** The backlight will automatically shut down after 20 minutes of inactivity.
5. Maintenance
5.1 Charging
The device is equipped with a Type-C charging port for fast charging. Use the provided USB Type-C cable to charge the device.

5.2 Waterproofing
The device offers daily life waterproofing. While it can withstand splashes and light rain, please avoid prolonged soaking in water as it is not 100% waterproof.
5.3 Cleaning
Wipe the device with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
6. Troubleshooting
- **GPS Signal Issues:** If the satellite icon is flashing for an extended period, ensure you are in an open outdoor area with a clear view of the sky. Obstructions like buildings or dense trees can interfere with signal acquisition.
- **Device Not Responding:** If the device becomes unresponsive, try pressing and holding the power button for 10 seconds to force a restart.
- **Automatic Shutdown:** The device is designed to automatically shut down after 20 minutes of inactivity to conserve battery. This is normal behavior.
7. Specifications

| Feature | Specification |
|---|---|
| Model Number | ODO039 |
| Display Size | 2.4 inches (FSTN) |
| Type | Wireless |
| Stopwatch and Accessories | Wireless Stopwatch |
| Touch Screen | Yes |
| Automatic Sleep | No (manual backlight shutdown after 20 min inactivity) |
| Battery Capacity | 1200mAh |
| Working Time | Approx. 28 hours |
| Charging Interface | Type-C |
| Backlight | Manual backlight / can be continuously on |
| Positioning Systems | BeiDou, GPS, GLONASS, GALILEO, QZSS (Five-star positioning) |
| Weight | 77.2g (single gauge) |
| Material | PC+ABS |
| Dimensions (approx.) | 8.3cm (H) x 5.1cm (W) x 2.8cm (D) |
8. User Tips
- **Optimal GPS Performance:** For the quickest and most accurate GPS lock, power on your device in an open area away from tall buildings or dense foliage.
- **Battery Life Management:** While the device has a long battery life, consider charging it regularly, especially before long rides, to ensure continuous tracking.
- **Screen Visibility:** The FSTN display offers good visibility. Adjust the backlight manually for optimal viewing in different lighting conditions (day or night).
9. Warranty and Support
For warranty information or technical support, please refer to the seller's policies or contact their customer service directly. Keep your purchase receipt as proof of purchase.





