Introduction
This manual provides essential information for the proper installation, operation, and maintenance of your ZÜNDAPP Kingmeter LED Display. This display is compatible with ZÜNDAPP Green 1.0, Z101, and Z101+ electric bicycles manufactured from July 2021 onwards. Please read these instructions carefully before use to ensure optimal performance and safety.
Product Overview
The ZÜNDAPP Kingmeter LED Display serves as the central control unit for your electric bicycle, providing critical information and allowing you to manage assistance levels.

Image: Front view of the ZÜNDAPP Kingmeter LED Display, showing the power button, assist level buttons (+/-), and light control button. LED indicators for power and assist levels are visible at the top.
The display unit includes:
- LED Indicators: For battery charge level and pedal assistance level.
- Control Buttons: Four buttons for power, assistance level adjustment, and light control.
- Cable: A 220 mm cable with a 5-pin round BUS connector.
Setup and Installation
Follow these steps to properly install the Kingmeter LED Display on your electric bicycle.
- Mounting the Display:
The display features a 22.2 mm clamp, suitable for most standard bicycle handlebars. Position the display on your handlebar in a location that is easily accessible and visible while riding, without obstructing other controls. Securely tighten the clamp screws.

Image: A close-up view of an electric bicycle handlebar with the ZÜNDAPP Kingmeter LED Display mounted. The display is centrally positioned for easy access and visibility.
- Connecting the Cable:
Locate the corresponding 5-pin round BUS connector on your electric bicycle's wiring harness. Carefully align the pins and push the display's connector firmly into place until it clicks. Ensure a secure connection to prevent moisture ingress and signal loss.

Image: A detailed view of the 5-pin round BUS connector, showing the pin configuration. This connector is used to link the display to the e-bike's electrical system.

Image: The rear side of the ZÜNDAPP Kingmeter LED Display, showing the integrated cable and a sticker indicating "36V", confirming its voltage compatibility.
Operating Instructions
The Kingmeter LED Display features a simple 4-button interface for easy operation.

Image: A clear view of the ZÜNDAPP Kingmeter LED Display, highlighting the four control buttons: Power (red), Plus (+), Minus (-), and Light (headlight icon). LED indicators for battery and assist levels are also visible.
- Power On/Off: Press and hold the red power button (⑂) to turn the display and the e-bike system on or off.
- Adjusting Assistance Level:
- Press the '+' button to increase the pedal assistance level.
- Press the '-' button to decrease the pedal assistance level.
- The current assistance level (0, 1, 2, 3) is indicated by the LED lights. Level 0 means no assistance.
- Light Control: Press the light button (🚲) to turn your e-bike's lights on or off.
- Battery Level Indicator: The "POWER" LED indicators at the top of the display show the remaining battery charge. "LOW" indicates a low battery level.
Maintenance
To ensure the longevity and proper functioning of your Kingmeter LED Display, follow these simple maintenance guidelines:
- Cleaning: Wipe the display surface with a soft, damp cloth. Do not use abrasive cleaners or solvents, as these can damage the plastic and electronic components.
- Moisture Protection: While the display is designed for outdoor use, avoid prolonged exposure to heavy rain or direct water jets. Ensure the connector is always securely fastened.
- Cable Inspection: Periodically check the cable and connector for any signs of wear, damage, or corrosion. Replace if necessary.
- Storage: When not in use for extended periods, store the e-bike and display in a dry, temperate environment.
Troubleshooting
If you encounter issues with your Kingmeter LED Display, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Display does not power on. |
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| No pedal assistance. |
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| Lights do not turn on. |
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If you cannot resolve the issue using the troubleshooting guide, please contact ZÜNDAPP customer support or an authorized service center.
Specifications
| Feature | Detail |
|---|---|
| Model | Kingmeter T320 Green 1.0 / Z101 / Z101+ |
| Compatibility | ZÜNDAPP Green 1.0 / Z101 / Z101+ electric bicycles (from July 2021) |
| Display Type | LED |
| Connector Type | 5-pin round BUS connector |
| Cable Length | 220 mm |
| Clamp Diameter | 22.2 mm |
| Dimensions (W x H) | 50 mm x 51.5 mm (approximate) |
| Main Material | Plastic |
| Color | Black |
Warranty and Support
For warranty information, please refer to the documentation provided with your electric bicycle or contact your point of purchase. For technical support or service inquiries, please visit the official ZÜNDAPP website or contact their customer service department.
Note: Unauthorized modifications or repairs may void your warranty.





