1. Product Overview
The Geloo H-Vento-D is a 12V digital motorcycle speedometer designed to provide essential riding data. It features a 7.7-inch LCD touch screen with automatic brightness adjustment for optimal visibility in various lighting conditions. This unit is built with a splash-proof housing and a vibration-resistant design, ensuring reliability across different weather and road conditions.
Key Features:
- Comprehensive Data Display: Clearly shows speed, total mileage (ODO), daily mileage (TRIP), gear indicator, fuel level, and time.
- Automatic Brightness: An integrated light sensor adjusts screen brightness automatically for day and night riding.
- Durable Design: Features a splash-proof housing and vibration-resistant construction (IPX67 rated).
- Wide Viewing Angle: 180° viewing angle with high contrast and a scratch-resistant surface.
- Easy Installation: Direct plug-and-play connection with a 16-pin connector.

Image 1.1: The Geloo H-Vento-D digital speedometer mounted on a motorcycle, illustrating its various display functions including time, fuel gauge, 5-speed adjustment, wheel size adjustment, km/mile conversion, and automatic brightness adjustment.
2. Compatibility
This digital speedometer is designed for direct plug-and-play compatibility with specific motorcycle models, requiring no additional adaptations. It serves as an ideal replacement or upgrade for the original meter.
Compatible Models:
- Honda CG125
- Italika EX125
- Forza 125
- FT125

Image 2.1: The motorcycle speedometer installed on a handlebar, demonstrating its suitability for compatible models like Honda CG125, Italika EX125, Forza 125, and FT125.
3. Setup & Installation
The Geloo H-Vento-D speedometer is designed for quick and secure mounting with a direct 16-pin connector, allowing for installation without additional cables or modifications.
3.1 Unpacking and Inspection
Carefully unpack the speedometer and its components. Verify that all parts are present and undamaged. The package should include the digital speedometer unit, mounting bracket, and wiring harness.

Image 3.1: Detailed view of the speedometer's dimensions (195.0mm x 120.0mm) and the included components: the digital speedometer, its mounting bracket, and the wiring harness.
3.2 Mounting the Speedometer
- Attach the provided mounting bracket to the speedometer unit using the screws.
- Securely mount the speedometer assembly to your motorcycle's handlebar or designated dashboard area. Ensure it is positioned for optimal visibility and does not obstruct your view or controls.

Image 3.2: The Geloo H-Vento-D digital speedometer shown with its integrated mounting bracket, ready for installation.
3.3 Electrical Connection
- Locate the existing speedometer wiring harness on your motorcycle.
- Connect the 16-pin connector from the Geloo H-Vento-D speedometer directly to your motorcycle's compatible wiring harness. Ensure a firm and secure connection.
- Verify all connections are tight and properly insulated to prevent short circuits or damage.

Image 3.3: A detailed view of the 16-pin connector, highlighting the plug-and-play design for easy electrical connection to the motorcycle's wiring harness.
4. Operating Instructions
The Geloo H-Vento-D speedometer provides clear and precise display of all important driving data. Its intuitive design ensures ease of use.
4.1 Display Functions
The 7.7-inch LCD screen displays the following information:
- Speed: Current riding speed.
- Total Mileage (ODO): Cumulative distance traveled.
- Daily Mileage (TRIP): Resettable distance for individual trips.
- Gear Indicator: Displays the current gear.
- Fuel Gauge: Indicates the fuel level.
- Time Display: Shows the current time.
- RPM: Engine revolutions per minute.
4.2 Automatic Brightness Adjustment
The integrated light sensor automatically adjusts the screen's brightness based on ambient light conditions. This ensures optimal readability whether riding in bright sunlight, twilight, or at night.

Image 4.1: The speedometer demonstrating its automatic brightness adjustment feature, transitioning between dim and bright modes to adapt to daytime and nighttime riding conditions.
4.3 Unit Conversion (Km/Mile)
The speedometer supports conversion between kilometers per hour (km/h) and miles per hour (mph). Refer to the device's touch screen interface or accompanying quick start guide for specific instructions on how to switch between these units.
4.4 5-Speed and Wheel Size Adjustment
The unit allows for adjustment of 5-speed settings and wheel size to ensure accurate speed and mileage readings. These settings are typically accessed via the touch screen interface or dedicated buttons. Consult the quick start guide for detailed steps on configuring these parameters.
5. Maintenance
The Geloo H-Vento-D speedometer is designed for durability and minimal maintenance.
5.1 Water and Dust Resistance
The unit features an IPX67 rated splash-proof housing, making it reliable in various weather conditions, including rain. While it is resistant to splashes and dust, avoid submerging the unit in water for extended periods.

Image 5.1: The speedometer highlighting its waterproof and dustproof IPX67 components, shown with water droplets, indicating its ability to function normally in wet conditions.
5.2 Cleaning
To clean the screen and housing, use a soft, damp cloth. Avoid abrasive cleaners or solvents that could damage the screen or finish.
5.3 Connection Check
Periodically check the 16-pin connector and wiring for any signs of wear, corrosion, or loose connections to ensure consistent performance.
6. Troubleshooting
If you encounter issues with your Geloo H-Vento-D speedometer, consider the following basic troubleshooting steps:
- No Power/Display: Ensure the 16-pin connector is securely attached and that your motorcycle's electrical system is providing 12V power. Check for any blown fuses in the motorcycle's circuit.
- Inaccurate Readings: Verify that the wheel size and 5-speed settings are correctly configured according to your motorcycle's specifications.
- Intermittent Function: Inspect all wiring for damage, kinks, or loose connections. Ensure the unit is securely mounted and not subject to excessive vibration.
- Screen Issues: If the automatic brightness is not functioning as expected, ensure the light sensor is not obstructed.
For persistent issues, it is recommended to consult a qualified motorcycle technician.
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | H-Vento-D |
| Brand | Geloo |
| Input Voltage | 12V |
| Display Type | 7.7-inch LCD Touch Screen |
| Dimensions (Unit) | 195.0mm x 120.0mm (approximate, refer to Image 3.1) |
| Package Dimensions | 8 x 7 x 5 cm |
| Weight | 200 grams |
| Water/Dust Resistance | IPX67 (Splash-proof) |
| Connector Type | 16-pin |
| Included Components | Digital Motorcycle Speedometer, Mounting Bracket |