1. Introduction
The FMART T8 Window Cleaning Robot is an advanced, intelligent device designed to automate window cleaning tasks. Featuring AI intelligent path planning, edge detection technology, and powerful 3800Pa suction, it provides efficient and thorough cleaning for various smooth surfaces. Its double-disc twisting design mimics human hand wiping, ensuring a spotless finish. This manual provides essential information for the safe and effective operation and maintenance of your FMART T8 robot.
2. Package Contents
Please check the box for the following items:
- Main Unit (FMART T8 Robot)
- Main Plug-in Head
- Power Adapter
- Spray Bottle
- Cleaning Cloths (x12)
- Remote Control
- Safety Rope (5 meters / 16.5 feet)
- User Manual

3. Product Overview
The FMART T8 robot features a sleek design with intuitive controls and indicators.
Robot Main Unit
- Power Button: Press and hold for 3 seconds to turn on/off.
- Play/Pause Button: Initiates or pauses cleaning.
- LED Indicators: Provide status feedback.
LED Indicator Meanings

- Blue Light On: Charging Complete
- Blue Light Flashing: Charging
- Red Light Flashing: Need to charge / Failure encountered
- Green Light Flashing: Normal operation
Remote Control
The included remote control allows for manual operation and adjustment of cleaning direction.

4. Specifications
| Feature | Specification |
|---|---|
| Brand | FMART |
| Model Number | T8 |
| Suction Power | 3800Pa (Innovative Variable Frequency Suction) |
| Cleaning Speed | Approx. 1.5 square meters in 4 minutes |
| Applicable Glass Thickness | 3mm or more |
| Cord Length | 7 meters (Power Cord) |
| Safety Rope Length | 5 meters (16.5 feet) |
| Backup Power System | UPS system, 30 minutes life span after power failure |
| Motor Type | Brushless Motor |
| Navigation | AI Intelligent Path Planning, Gyroscopes, Edge Detection |
| Dimensions (L x W x H) | Approx. 29.2 cm x 14 cm x 7.5 cm |
| Weight | Approx. 980g |
| Certification | CE |
| Origin | Mainland China |
5. Safety Information
To ensure safe operation and prevent damage to the robot or injury, please read and follow all safety instructions:
- Always attach the safety rope: Before operating the robot, especially on outdoor or high windows, securely attach the provided safety rope to a sturdy anchor point.
- Secure Power Connection: Ensure the power cord and adapter are securely connected to the robot and a power outlet.
- UPS System: The robot has a built-in UPS (Uninterruptible Power Supply) that provides backup power for approximately 30 minutes in case of a power failure, allowing you to retrieve the robot safely. It will also emit a warning sound.
- Edge Detection: The robot is equipped with edge detectors to prevent falls. However, always monitor its operation.
- Surface Condition: Do not use the robot on cracked, damaged, or uneven glass surfaces. Ensure the surface is free from large debris that could scratch the glass or damage the robot.
- Environmental Conditions: Avoid using the robot in extreme weather conditions (e.g., strong winds, heavy rain).
- Supervision: Do not leave the robot unattended during operation, especially when cleaning high or outdoor windows.
- Children and Pets: Keep children and pets away from the robot during operation.
- Maintenance: Only use original or approved replacement parts and accessories.

6. Setup
Follow these steps to prepare your FMART T8 for cleaning:
- Connect the Safety Rope: Securely attach one end of the safety rope to the robot and the other end to a sturdy anchor point (e.g., a heavy piece of furniture, a window frame anchor).
- Connect the Power Cord: Connect the main plug-in head to the robot, then connect the power adapter to the plug-in head, and finally plug the adapter into a power outlet.
- Prepare Cleaning Cloths: Dampen the microfiber cleaning cloths with water or a suitable glass cleaner. Wring them out thoroughly so they are damp but not dripping wet.
- Install Cleaning Cloths: Attach the prepared cleaning cloths to the two rotating discs on the underside of the robot. Ensure they are securely fastened.
- Connect Power Supply: Double-check all power connections.
- Place Robot on Surface: Place the robot on the window or desired smooth surface.

7. Operating Instructions
The FMART T8 is designed for easy operation with both automatic and remote control options.
Automatic Cleaning
- After completing the setup steps, place the robot on the desired cleaning surface.
- Press and hold the Power button on the robot for 3 seconds. The robot will automatically adhere to the glass using its powerful suction.
- Once adhered, press the Play/Pause button. The robot will begin its intelligent path planning (typically a Z-shaped path) and start cleaning.
- The robot will automatically detect edges and navigate the entire surface.
- Upon completion of the cleaning cycle, the robot will stop and return to its original starting position.
Remote Control Operation
Use the remote control for manual steering or to adjust the cleaning direction:
- Play/Pause: Start or pause the cleaning cycle.
- Directional Arrows: Manually steer the robot up, down, left, or right.
- Return to Start: Directs the robot back to its initial position.
- Spot Cleaning: (Refer to remote control icons for specific functions, typically indicated by circular patterns).

Applicable Surfaces
The FMART T8 is suitable for a variety of smooth, hard surfaces:
- Glass windows (indoor and outdoor)
- Mirrors
- Tiled walls
- Marble surfaces

8. Maintenance
Regular maintenance ensures optimal performance and longevity of your robot.
- Cleaning Cloths: The ultra-fine fiber cloths are washable and reusable. After each use, remove the cloths from the robot, wash them with water and mild detergent, and allow them to air dry completely before storing or reusing. Replace cloths when they show signs of wear or reduced cleaning effectiveness.
- Robot Body: Wipe the exterior of the robot with a soft, dry cloth to remove any dust or residue. Do not use abrasive cleaners or immerse the robot in water.
- Sensors: Periodically clean the edge detection sensors with a soft, dry cloth to ensure they function correctly.
- Storage: Store the robot and its accessories in a cool, dry place away from direct sunlight when not in use.
9. Troubleshooting
If you encounter issues with your FMART T8, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Robot not adhering to surface | Insufficient suction; surface too dirty/wet; power issue. | Ensure surface is clean and relatively dry. Check power connection. Ensure cloths are not overly wet. |
| Red light flashing | Low battery or system error. | Connect to power to charge. If fully charged and still flashing, power cycle the robot. If issue persists, contact support. |
| Robot stops and beeps | Power failure. | The UPS system is active. Safely retrieve the robot from the surface within 30 minutes. Restore power. |
| Poor cleaning performance | Dirty or dry cleaning cloths; stubborn stains. | Replace or clean cloths. Ensure cloths are damp. For stubborn stains, pre-clean manually or use glass cleaner on cloths. |
| Robot not moving or stuck | Obstruction; sensor issue. | Check for obstructions. Clean sensors. Power cycle the robot. |
10. User Tips
- For very dirty windows, consider a preliminary manual wipe to remove heavy grime before using the robot for a streak-free finish.
- Using a small amount of glass cleaner on the microfiber cloths can enhance cleaning effectiveness, especially for stubborn marks.
- Always ensure the safety rope is securely fastened, particularly when cleaning exterior windows or at heights.
- Regularly check and clean the robot's sensors to maintain optimal navigation and edge detection.
11. Warranty and Support
The FMART T8 Window Cleaning Robot comes with a 365-day warranty from the date of purchase.
If you encounter any problems during use, please refer to this user manual for troubleshooting. If the issue persists or you require further assistance, please contact customer support. We aim to respond to all inquiries within 24 hours.
Please retain your proof of purchase for warranty claims.





