Table of Contents

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1. Dimensions

1.1 Material and color

VA35 product housing is made of black PC and tempered glass material, and the color is black matte. The material of the housing is allowed to be used normally at the temperature of -20 ℃ to 60 ℃, and good mechanical properties can be guaranteed.

2. Function overview and button definitions

2.1 Function description

VA35 provides you with a variety of functions and displays to meet your riding needs：

• Battery capacity
• Speed
• Distance (including trip and ODO)
• Walk assistance display
• Backlight
• Error code
• Multiple setting parameter

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2.2 Normal Display area

2.3 Button definition

The VA35 instrument has five buttons. In the subsequent instructions, the buttons are replaced by the following text labels:

[POWER]

[MODE]

[SET]

[DOWN]

[UP]

[HEADLIGHT]

3. User reminder

Pay attention to safety during use. Do not plug and unplug the display when it is powered on. Avoid bumping the display as much as possible.

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The film used for the display is a waterproof film. Please do not tear it off to avoid affecting the waterproof performance of the display.

Please do not change the background parameter setting of the display at will, otherwise the normal riding cannot be guaranteed.

When the display cannot be used normally, it shall be sent for repair as soon as possible.

4. Installation instructions

Fix the display on the handlebar and adjust the appropriate angle of view. When the e-bike is powered off, the display can be completed by inserting the connector of the display and the connector corresponding to the controller.

5. Operation introduction

5.1 Power on/off

After hold the [POWER] button, the display starts to work and provides the working power supply of the controller. In the power on state, hold the [POWER] button to turn off the power supply of the e-bike. In the power off state, the display no longer uses the power supply of the battery, and the leakage current of the display is less than 1uA.

If the e-bike is not used for more than 10 minutes, the display will power off automatically.

5.2 User interface

The normal interface can be displayed after power on. The interface can display the real-time power value of the electric bike, the real-time speed, the mileage of a single ride (TRIP), the total mileage (ODO), the power assist level (PAS), and the short press [POWER] can switch to the average speed, maximum speed, single trip time (TRIP TIME), single trip (TRIP).

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5.3 Walk assistance

Long press [DOWN] for 2 seconds, E-bike would enter the state of walking assistance. The E-bike travels at a constant speed of 6 km/h.

The walk assist mode function can only be used when the user pushes the e-bike. Do not use it when riding.

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5.4 Headlight On/Off

Short press the [HEADLIGHT] button to display the interface as shown, and the icon appears, indicating that the lights have been turned on. Short press the [HEADLIGHT] button again to turn off the lights.

5.5 PAS level selection

Short press the [UP] or [DOWN] button to switch the power assist level of the E-bike and change the output power of the motor, and the default output PAS level range of the display is 0-5.

5.6 Battery indicator

There are a total of five levels of power in the display. When it is fully charged, the white grid is full.

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5.7 Single Trip Clearance

In the state of no speed, in the TRIP interface, long press [MODE] and [DOWN] button the single mileage (trip) will be cleared to zero, and the single mileage time (trip time) will be cleared to zero as well.

5.8 Error code

When the e-bike electronic control system fails, the display will automatically display ERROR code. For the definition of the detailed error code, see Appendix 1.

Only when the fault is eliminated, can exit the fault display interface, the e-bike will not continue to run after the fault occurs.

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6. Power-on password setup, usage, and modification

7. Preparation Before Startup

To enter the password: While powered on and at zero speed, press and hold the [SET] button for 3 seconds to enter the settings interface. In the settings menu, press and hold [UP] + [MODE] simultaneously to access the power-on password interface. The default password is 1212.

Use the [UP] and [DOWN] buttons to select whether to enable the password feature: "n" indicates password disabled, "y" indicates password enabled. After selecting to enable, briefly press [SET] to confirm and enter the password modification interface.

Use the [UP] and [DOWN] buttons to increase/decrease the numerical values for the new password. After modification, press and hold [SET] to save and confirm, then exit the settings interface. To re-enter the password interface, you will need to input the newly modified password.

Please read the instruction carefully before using the display.

8. FAQ

Q: Why can't turn on the display?
A: Please check whether the battery is turned on or the leakage lead wire is broken.

Q: How to deal with the error code display?
A: Contact the e-bike maintenance station in time.

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9. Quality Assurance and Warranty Scope

I. Warranty Information:

1. King-Meter will be responsible for all faults arising during normal operation that are caused by a quality defect.
2. The warranty time is 24 months from the day the display leaves the factory.

II. The following are not covered by warranty:

1. Shell opened.
2. Connector damaged.
3. After display out of factory, the shell is scratched or damaged.
4. Lead wire of display scratch or break.
5. The fault or damage is caused by the force majeure (such as fire, earthquake, etc.) or natural disasters (such as lighting, flooding, etc.).
6. Product exceeded warranty period.

10. Version

The instruction manual of this display is the operation manual of the general software version (version 1.0) of Tianjin King-Meter Technology Co., Ltd. The version of the display software used on some vehicles may be slightly different from this manual, and the actual version used shall prevail.

Appendix 1：Error Code Definition