Hot Sale PRK-28 Window Cleaning Robot – Upgraded 4-Spray Square Model
Hot Sale PRK-28 Window Cleaning Robot – Upgraded 4-Spray Square Model
🔥 500+ sold
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PRK-28 Window Cleaning Robot – Upgraded 4-Spray Square Model
Effortless, safe and intelligent window cleaning for modern homes.
https://youtube.com/shorts/q-L8QaYzzFI

PuRuiKai focuses on the independent development, design and manufacture of intelligent cleaning robots, upholding the mission of "Let robots serve us".
We actively explore how to bring better experience to users and look forward to let robots enter more homes around the world, so that users can easily enjoy modern smart home life with the participation of robots.
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Welcome to visit our youtube channel to see our product videos.







✨ Key Upgrades
4-Point Intelligent Spraying System
Covers wider cleaning area with precise atomized water spray for streak-free results.
Full-Edge, No-Dead-Corner Cleaning
Optimized route planning ensures every corner is reached — including window edges.
Enhanced Strong Suction
Provides secure attachment even on high or outdoor windows for safe operation.
High-Efficiency Brushless Motor
More durable, quieter, and more powerful compared to traditional motors.
One-Button Auto Cleaning Modes
Multiple cleaning paths to suit different window layouts.
Anti-Drop Safety System
Built-in vacuum detection + security rope for double protection.
Ideal for Homes, Offices & High Windows
Works on framed/unframed glass, mirrors, tiles & more.
Dear buyers, We are glad you like this product. Our product is designed according to CE, FCC, and ROHS standards, and relevant certifications are available upon request.
Using way:
1. Wait 20 seconds after startup until the blue light stops flashing before operating the robot, as it needs time to detect the glass surface.
2. Always use the safety rope to prevent falls from height.
3. Spray a small amount of water on the mop edge during operation for better cleaning results.
4. When you receive the item,please contact us if you have any questions, we will solve it for you.
Note:
1. The machine must be operated while plugged in. The internal battery serves only as a backup to prevent sudden power loss and potential falls.
2. For your safety, always secure the safety rope when using the window cleaning robot.
3. During operation, you may lightly spray water on the mop for better cleaning performance. Do not use the robot if the mop is excessively wet.
1. Key Features
The PRK-28 features an upgraded four-nozzle intelligent spray system, delivering fine and uniform mist that improves stain removal efficiency.
Its square cleaning structure ensures full-edge coverage, while the 3000Pa suction provides stable and secure operation.
High-density microfiber pads remove dust, fingerprints and grease without streaks.
AI-powered navigation plans efficient Z or N routes.
The built-in UPS anti-fall system protects the robot during power interruptions.
Remote control operation allows easy start, stop and direction adjustments.
Suitable for windows, mirrors, tiles and various smooth surfaces.
2. What’s Inside the Box
Includes the PRK-28 robot, remote control, microfiber pads, safety rope, empty cleaning-solution bottle, power adapter with extension cable and an English user manual.
3. Why Choose PRK-28
The four-nozzle spray system enhances deep cleaning, especially for stubborn stains.
Ideal for high or hard-to-reach windows, eliminating the need for ladders.
Provides streak-free results with upgraded microfiber pads.
Perfect for busy households—cleaning is fully automated.
Highly efficient for both residential and commercial large windows.
4. Technical Specifications
Model: PRK-28 Square Window Cleaning Robot
Suction Power: 3000Pa
Spray System: Four intelligent spray nozzles
Cleaning Speed: 2.2 minutes per square meter
Power Supply: 100–240V
Safety System: UPS backup and anti-fall monitoring
Noise Level: < 65dB
Cable Length: 4m
Weight: 2.0kg
Applicable Glass: All standard flat household windows
5. How PRK-28 Works
Attach the microfiber pads, add cleaning solution if needed, place the robot on the window, power on and select a cleaning mode.
The robot automatically sprays, wipes and navigates, then returns to the starting point when finished.
6. Cleaning Modes
Includes automatic Z-route mode, automatic N-route mode, manual directional control and spot-cleaning mode for heavily stained areas.
7. Suitable Cleaning Surfaces
Works on framed and frameless windows, full-height glass, balcony and patio doors, mirrors, shower glass and smooth tile surfaces.
8. Safety Instructions
Always attach the safety rope when cleaning high windows.
Ensure the glass is intact.
Avoid outdoor use during strong wind.
Keep the robot connected to power throughout use.
9. Warranty & Support
Two-year warranty covering manufacturing defects.
Excludes damages from misuse or unauthorized disassembly.
Provides email, chat and video support.
Free replacement for confirmed defect cases.
10. FAQ
Compatible with frameless windows.
Effective for heavily stained glass; pre-spraying can further improve results.
Monitoring is recommended during high-altitude cleaning.
Microfiber pads ensure streak-free performance.
Not recommended for curved car windows.
11. Call to Action
Upgrade your home with the PRK-28—smarter, safer and clearer window cleaning with every use.
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- Power: 72W
- Remote Control: Yes
- Material: High-quality Plastic
- Cord Length: 4.5m
- Plug Type: EU/US/UK (according to your region)
- Batteries Included: Yes (built-in backup battery)
- Certification: Designed to meet CE, FCC, ROHS standards; certificates available upon request
- Brand: PuRuiKai
- Size: 33*26*12cm
It turned out great. I thought it would be hopeless but I am satisfied. The windows, of course, were not dirty in any way, just splashed without heavy dirt and it handled it perfectly, I thought it would be worse. For this price, it's a revelation :)
Arrived quickly. Device is as described, stocked very well on the window glas. The only problem is that the robot use a language that i don't understand.
Works very well, for heavily soiled windows I go over twice and always add some vinegar to the washer fluid so that there are no streaks. I am very satisfied.
I was a bit skeptical about purchasing this type of robot, but I am satisfied. I have one window that I have difficulty reaching, and here the robot turns out to be gold. If there are some stains that are heavily dried, it has a problem cleaning them, but that's enough to be careful and then let the robot go, and it will be luxury. For such cleaning of windows from dust, I think it's great. I recommend it.
The shipment arrived very quickly. The product is well-made. Not tested yet.