1. Introduction
Welcome to the VIPCOO ET1 Electric Trike user manual. This document provides essential information for the safe assembly, operation, maintenance, and troubleshooting of your new electric tricycle. Please read this manual thoroughly before your first ride to ensure optimal performance and safety.
The VIPCOO ET1 is a versatile fat tire, three-wheel electric tricycle designed for adults, offering stability and cargo capacity. It features a powerful motor, long-range battery, and a comfortable riding experience suitable for various scenarios.
2. Safety Information
Your safety is paramount. Always adhere to the following guidelines:
- Wear a helmet and appropriate safety gear at all times while riding.
- Familiarize yourself with local traffic laws and regulations regarding electric bicycles and tricycles.
- Perform a pre-ride inspection before each use, checking brakes, tires, lights, and battery level.
- Do not ride under the influence of alcohol or drugs.
- Avoid riding in adverse weather conditions (heavy rain, snow, ice) or on slippery surfaces.
- Ensure the battery is securely locked in place before riding.
- Do not exceed the maximum load capacity of 150kg.
- Be aware of your surroundings and other road users.
3. Package Contents
Upon unpacking, please verify that all the following items are included:

- VIPCOO ET1 Electric Trike (main unit)
- User Manual
- Battery Charger
- Toolkits for assembly and maintenance
- Rear Basket
- Removable Bag for rear basket
- Keys for battery lock
4. Assembly and Setup
4.1 Battery Installation and Charging
The VIPCOO ET1 features a removable battery for convenient charging and enhanced security.

- Remove the Seat: Unlock and lift the seat to access the battery compartment.
- Remove the Battery: Use the provided key to unlock the battery. Carefully slide the battery out of its housing.
- Charging: Connect the charger to the battery and then plug it into a standard power outlet (Input 100-240 VAC 50/60Hz 2A). The charging time is approximately 6-8 hours.
- Reinstallation: Once charged, slide the battery back into the frame, ensuring it clicks into place. Lock the battery with the key and re-secure the seat.
4.2 Rear Basket Assembly
The trike comes with a sturdy aluminum alloy rear basket and a removable, water/oil resistant PVC bag.

Attach the rear basket to the designated mounting points on the trike's frame. Secure it firmly using the provided hardware. The removable bag can then be placed inside the basket to protect your cargo from elements.
4.3 Folding Mechanism
The VIPCOO ET1 features a one-step folding design for easier storage and transport.

Locate the folding buckle on the frame. Release the buckle and carefully fold the trike. Ensure all parts are securely latched when unfolded for riding.
5. Operating Instructions
5.1 Pre-Ride Checklist
- Check tire pressure (20*4.0 inch off-road air tires).
- Verify brake functionality (three front and rear disc brakes).
- Ensure lights are working (Front LED headlights, side lights, and tail lights).
- Confirm battery is charged and securely locked.
- Adjust seat height for comfortable pedaling.
5.2 Powering On and LCD Display

Press the power button on the handlebars to turn on the trike. The multi-function LCD screen will display information such as speed, battery level, and pedal assist level (PAS).
5.3 Riding Modes and Speed Levels
The VIPCOO ET1 supports three riding modes:
- Pure Electric Power Driving: Use the throttle (twist grip) for motor-only propulsion.
- Pedal Assist (PAS): The motor provides assistance as you pedal. Adjust the pedal assist level using the controls on the handlebars. There are 5 speed levels, with a maximum speed of 25-40 KM/H (EU/UK regulations limit to 25km/h).
- Pedal: Ride the trike like a traditional bicycle without motor assistance.
5.4 Gear Shifting

The trike is equipped with a Shimano 7-speed transmission system. Use the 7-speed shifter on the handlebars to change gears, allowing you to adapt to various terrains and conserve battery power.
5.5 Forward, Reverse, and Park Function
Demonstration of the forward/reverse function for convenient parking and the park function for securing the trike.
- Forward/Reverse: Use the dedicated button on the handlebars to switch between forward and reverse motion, making parking and maneuvering easier.
- Park Function: To engage the park function, squeeze the brake levers and press the park button. This will lock the brakes, preventing the trike from moving.
5.6 Front Fork Suspension

The trike is equipped with an adjustable front fork suspension system to absorb shocks and provide a smoother ride, especially on uneven terrain. Adjust the suspension settings as needed for your comfort.
6. Maintenance
Regular maintenance ensures the longevity and safe operation of your VIPCOO ET1 Electric Trike.
- Cleaning: Wipe down the trike with a damp cloth. Avoid using high-pressure water jets directly on electrical components.
- Tires: Regularly check tire pressure and inspect for wear or damage. Maintain recommended pressure for optimal performance and safety.
- Brakes: Inspect brake pads and discs for wear. Adjust brake cables as necessary to ensure responsive braking.
- Chain: Keep the chain clean and lubricated to prevent rust and ensure smooth gear changes.
- Battery Care: Store the battery in a cool, dry place. Charge it regularly, even if not in use, to maintain battery health. Avoid fully discharging the battery.
- Fasteners: Periodically check all nuts, bolts, and quick-release levers to ensure they are tight and secure.
7. Troubleshooting
Here are some common issues and their potential solutions:
- Trike not powering on: Check if the battery is fully charged and properly installed. Ensure the power button is pressed correctly.
- Motor not assisting: Verify that the pedal assist level is set above zero on the LCD display. Check battery charge.
- Brakes feel weak: Inspect brake pads for wear and replace if necessary. Adjust brake cable tension.
- Unusual noises: Stop riding immediately and inspect the trike for loose components, rubbing parts, or damaged bearings.
- LCD display not working: Check all cable connections to the display. If the issue persists, contact customer support.
For complex issues, it is recommended to consult a qualified technician or contact VIPCOO customer support.
8. Specifications


| Feature | Specification |
|---|---|
| Brand Name | VIPCOO |
| Model | VC-ET1 |
| Color | Green |
| Maximum Load | 150 kg |
| Maximum Speed | 25-40 KM/H (EU/UK regulations: 25km/h) |
| Range per Power (Battery) | 40-65 km |
| PAS Range | 45-95 km |
| Maximum Climbing Angle | 25 degrees |
| Waterproof Level | IP54 |
| Battery Type | 18650 Lithium Battery (SINCPOWER Brand) |
| Battery Capacity | 20Ah |
| Battery Rated Voltage | 48V |
| Motor Power | 250W, 750W (Brushless Gear Hub Motor) |
| Motor Position | Central Motor |
| Torque | 80-90 Nm |
| Charging Time | 6-8 Hours |
| Tire Size | 20*4.0 inch Off-road Air Tires |
| Frame Material | Aluminum Alloy |
| Braking System | Three front and rear disc brakes |
| Lights | Front LED headlights, side lights and tail lights |
| Adapter Input | 100-240 VAC 50/60Hz 2A |
| Adapter Output | 54.6V 2A Max |
| Gears | 7 speed (Shimano) |
| Gear Shifter Type | Twist grip |
| Suspension Type | Front Fork Suspension (Adjustable) |
| Net Weight | 49 kg |
| Package Size | 106*77*81 cm |
| Gross Weight | 59 kg |
9. User Tips
- For extended battery life, avoid storing the trike in extreme temperatures.
- Regularly check the tightness of the folding mechanism to ensure safe operation.
- When carrying heavy loads in the rear basket, distribute the weight evenly to maintain stability.
- Utilize the different pedal assist levels to optimize battery range and tailor your riding experience to the terrain.
- The fat tires provide excellent traction; however, always exercise caution on loose or slippery surfaces.
10. Warranty and Support
VIPCOO offers a one-year warranty service for the product and a six-month warranty service for the battery, excluding parts damaged by human error or illegal operation.
For any questions, technical assistance, or warranty claims, please contact your retailer or VIPCOO customer support. Ensure you have your purchase details and model number (VC-ET1) ready when contacting support.