1. Introduction and Overview
The Fmart T11 Window Cleaning Robot is designed to provide a safer, easier, and more efficient way to clean various smooth surfaces. Equipped with a powerful 5300Pa suction, an automatic 4-way spraying system, and smart navigation, it simplifies window cleaning tasks. Its ultra-thin design allows it to fit into tight spaces, while multiple safety features ensure peace of mind during operation.
Key features include:
- Powerful Suction: 5300Pa for effective cleaning.
- Automatic Spraying: Four wide-angle nozzles ensure even moisture and stain breakdown.
- Smart Navigation: AI edge detection and intelligent path planning for thorough coverage.
- Triple Safety Protection: Safety tether, UPS backup, and upgraded edge detection sensors.
- Quiet Operation: Operates at less than 60 dB.

Figure 1: Fmart T11 Window Cleaning Robot with its remote control and cleaning pads.

Figure 2: Key features of the Fmart T11 including enhanced cleaning speed (2.36 in/s), ability to clean 538 sq. ft. with one refill, ultra-quiet operation (<60 dB), ultra-slim design (60mm), and an extra-long power cord (20.34 feet).
2. What's in the Box
Upon opening the package, ensure all components are present and in good condition. The standard package for the Fmart T11 Window Cleaning Robot includes:
- Fmart T11 Window Cleaning Robot
- User Manual
- AC Plug (1.5m)
- Extension Cord (2m)
- DC Adapter (3m)
- 100 ml Cleaning Liquid
- Microfiber Cloths (4 pieces)
- Remote Control (2.4G)
- Safety Rope
Video 1: Unboxing the Fmart T11 Window Cleaning Robot, showing all included accessories and their initial presentation within the packaging.

Figure 3: Visual representation of the Fmart T11 robot's dimensions and all components included in the package, such as cleaning cloths, remote control, water bottle, power cord, adapter, safety rope, and user manual.
3. Setup Guide
Follow these steps to prepare your Fmart T11 for its first use:
- Attach the Cloth: Securely attach the microfiber cleaning cloths to the robot's cleaning pads. Ensure they are installed smoothly and the cloth holder is secure.
- Connect the Adapter: Connect the DC adapter to the robot.
- Connect Extension Cord (if needed): If the distance between the window and the power outlet is too far, connect the 2-meter extension cord. If the distance is close, the extension cord is not necessary.
- Connect the Plug: Connect the AC plug to the DC adapter.
- Fill the Water Tank: Open the water tank cap and fill it with the provided 100ml cleaning liquid or a suitable glass cleaner.
- Secure the Safety Rope: Attach the safety rope to a secure anchor point near the window to prevent accidental falls.
- Plug in the Power Supply: Insert the power plug into a wall outlet.
- Turn On the Device: Long press the power button on the robot to turn it on. The indicator light will illuminate.
Video 2: A quick guide demonstrating the setup process for the Fmart T11 Window Cleaning Robot, including attaching cloths, connecting power, filling the water tank, and securing the safety rope.

Figure 4: The Fmart T11 Window Cleaning Robot securely attached to a window with its safety rope, illustrating proper setup for safe operation.
4. Operating Instructions
The Fmart T11 offers versatile cleaning modes and control options for optimal performance:
- Starting Cleaning: Press the power button again after turning on the device to start cleaning.
- Cleaning Modes: The robot offers three primary cleaning modes: Automatic, Deep, and Manual. A spot-cleaning mode is also available for tough stains. After cleaning, the robot automatically returns to its starting point.
- AI Edge Detection: Built-in AI detects window frames and adjusts the robot’s direction, ensuring a thorough clean even without a frame, while avoiding obstacles.
- Ultrasonic Spraying: The 100ml tank releases a 12µm mist, softening stains, reducing water use, and minimizing streaks.
- Dual Disc Rotation: Two discs rotate reversely, alternating spray and wipe for precise coverage, mimicking hand-wiping for a cleaner finish.
- Control Options: Control the robot using the included 2.4G remote control or the FMART APP on your mobile phone. The app supports 10 languages, voice control, guides, troubleshooting, and OTA updates.
Video 3: A product showcase of the Fmart T11, highlighting its advanced features such as bilateral four-nozzle atomization spraying, intelligent frequency conversion suction, AI intelligent path planning, and dual disc reverse rotation for effective cleaning.

Figure 5: The Fmart T11 offers three versatile cleaning modes: Quick Clean for general maintenance, Deep Clean for thorough cleaning, and Spot Clean for concentrated stain removal.

Figure 6: The Fmart T11 can be controlled conveniently via its dedicated mobile app, the included remote control, or with a simple one-click start button on the device itself.

Figure 7: The Fmart T11 is versatile and can be used on various smooth surfaces including glass windows, marble, tiles, mirrors, and wooden walls.
5. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Fmart T11. After each use, remove and clean the microfiber cloths. The cloths are reusable and can be hand-washed or machine-washed. Periodically check the water tank for any residue and clean as needed. Ensure the suction pads are free from debris to maintain strong adhesion to surfaces.
6. Troubleshooting
If you encounter any issues with your Fmart T11, please refer to the troubleshooting section in the full user manual or contact customer support. Common issues may include loss of suction, uneven cleaning, or connectivity problems. Ensure the safety rope is always attached during operation to prevent damage in case of power loss or detachment.

Figure 8: The Fmart T11 features a 50-minute UPS backup system, ensuring the robot remains attached to the surface even during power outages, providing an added layer of safety.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | FMART |
| Model Name | T11 |
| Special Feature | 5300PA Suction, <60dB, 4 Water Spray, AI Intelligent Path Planning, Edge Cleaning |
| Color | T11 |
| Product Dimensions | 5.67"L x 2.36"W x 11.5"H |
| Included Components | cloth |
| Battery Life | 5 years |
| Power Source | Battery Powered |
| Are Batteries Included | No |
| Form Factor | disc-shaped |
| Item Weight | 4.7 pounds |
| Manufacturer | FMART |
| ASIN | B0DT4BF1G6 |
| Date First Available | January 15, 2025 |
8. Warranty and Support
Fmart is committed to providing high-quality products and excellent customer service. Your Fmart T11 Window Cleaning Robot comes with a 365-day warranty from the date of purchase. For any inquiries, technical assistance, or troubleshooting, please feel free to contact our customer support team via email. We offer 24/7 email support with quick responses to ensure your satisfaction.