1. Introduction
This manual provides detailed instructions for the assembly, operation, and maintenance of your wishiot K96203 and K96202 V8 Engine Model Building Blocks Kits. These STEM toys are designed to offer an engaging building experience with motorized functions, APP remote control, and LED lighting, making them suitable for enthusiasts aged 8 and above.

2. Package Contents
Please verify that all components are present in your package before beginning assembly. The standard package includes:
- Building block set (660pcs for K96202, 665pcs for K96203)
- Paper instruction manual
- Power box
- 1x Motor
- 1x LED Light Strip
- Lifting device
- USB charging cable


3. Specifications
| Feature | Detail |
|---|---|
| Brand Name | wishiot |
| Model Numbers | K96203, K96202 |
| Material | ABS Plastic (Environment friendly material) |
| Block Size | Small building block (Compatible with Lego) |
| Number of Pieces | K96202: 660pcs, K96203: 665pcs |
| Recommended Age | 14+ years (Manufacturer recommends 8+ years) |
| Power Source | Motorized (requires external power via USB charging cable, batteries not included) |
| Control Method | APP Remote Control, Scratch Programming |
| Origin | Mainland China |
4. Assembly Instructions
Detailed step-by-step assembly instructions are provided in the included paper manual. Please follow the manual carefully to ensure correct construction of your V8 engine model. The blocks are typically organized into numbered bags to simplify the building process.
Key Assembly Features:
- Simulated Mechanical Chain Transmission: The model incorporates a realistic chain transmission system.
- Transparent Cylinder Head Design: Allows visibility of the internal mechanics, enhancing the educational aspect.
- Red Light Guide Tube: Adds a richer visual experience to the engine model.
- Throttle Linkage Function: The valve mechanism is designed to move up and down, simulating real engine operation.


5. Operating Instructions
Your V8 engine model features motorized functions controlled via a dedicated mobile application, offering both remote control and programming modes.
5.1. App Installation and Connection
- Download the official control application from your device's app store (check the paper manual for QR codes or app names).
- Ensure your V8 engine model's power box is turned on.
- Open the app and follow the on-screen prompts to connect via Bluetooth. Look for a "Connect Bluetooth" option within the app.
5.2. Remote Control Mode
In Remote Control Mode, you can directly manipulate the engine's speed and sound.
- Adjustable Engine Speed: Use the on-screen controls (e.g., slider or buttons) to increase or decrease the engine's rotational speed.
- Engine Sound Simulation: The app simulates engine sounds that increase with acceleration and decrease with deceleration, providing an immersive experience.
- Speedometer: An on-screen speedometer displays the current simulated engine speed.
- Return Key: Use this function to reset or return to a previous state.
5.3. Scratch Programming Mode
The Scratch Programming Mode allows you to create custom sequences of actions for your engine model using a visual block-based programming interface.
- Command Module Combination: Drag and drop command modules to build your program.
- Save: Save your custom programs for future use.
- Run: Execute your programmed sequences to see your engine model in action.

5.4. LED Lights
The integrated LED light strip enhances the visual appeal of your engine model. These lights are typically controlled via the mobile application or activate automatically with certain engine functions.
6. Maintenance
- Cleaning: To clean the building blocks, wipe them gently with a dry or slightly damp cloth. Avoid using harsh chemicals or abrasive cleaners.
- Storage: Store the model in a cool, dry place away from direct sunlight to prevent material degradation or discoloration.
- Dust Removal: Use a soft brush or compressed air to remove dust from intricate parts.
- Electronic Components: Keep the motor, power box, and LED strip dry. Do not immerse them in water.
7. Troubleshooting
7.1. Missing or Damaged Parts
If you find any parts missing or damaged upon opening the package, please contact customer service immediately. All parts are quality checked before shipment.
7.2. App Connectivity Issues
- Ensure the power box is on and fully charged.
- Verify Bluetooth is enabled on your mobile device.
- Restart the app and try reconnecting.
- Ensure your device's operating system and the app are up to date.
7.3. Motor Not Functioning
- Check all connections between the motor, power box, and other components.
- Ensure the power box has sufficient charge.
- Verify that the app is correctly connected and sending commands.
8. User Tips
- Organize Parts: Before starting assembly, sort the blocks by color, size, or type to make the building process smoother.
- Follow Manual Closely: Pay close attention to the paper instruction manual, especially for complex sections, to avoid errors.
- Explore Programming: Don't hesitate to experiment with the Scratch Programming Mode to create unique movements and sounds for your engine.
- Charge Fully: Ensure the power box is fully charged before extended play sessions for uninterrupted enjoyment.
9. Safety Information
- Choking Hazard: WARNING: Not suitable for children under 36 months due to small parts.
- Adult Supervision: Adult supervision is recommended for younger users during assembly and operation.
- Chemical Warning: This product can expose you to chemicals including phthalates (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
10. Statement of Compliance
Disclaimer
⚠ WARNING: This product can expose you to chemicals including phthalates (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.