window cleaning robot, smart glass cleaner, automatic window cleaner.

SmartEdge PRK-309 Automatic Window Cleaning Robot

Keep your windows spotless with minimal effort using the SmartEdge PRK-309 Window Cleaning Robot. Designed with intelligent edge detection and a built-in water spray system, it delivers smooth, efficient cleaning across glass surfaces — even in hard-to-reach areas.

✨ Key Features

• Automatic Glass Cleaning: Moves smoothly across windows for consistent results

• Intelligent Edge Detection: Helps navigate frames and edges safely

• Single Water Spray System: Even moisture distribution for effective wiping

• Powerful Brushless Motor: Stable suction and reliable performance

• Long Safety Cord (4.5m): Extra reach for large or high windows

• Multi-Surface Compatibility: Suitable for windows, mirrors, shower glass, and tiles

🏠 Effortless Everyday Cleaning

Perfect for homes, apartments, offices, and high or exterior windows. The robot reduces manual effort while helping maintain clear, streak-free glass with regular use.

📦 What’s Included

• SmartEdge PRK-309 Window Cleaning Robot

• Safety Cord

• Power Cable

• Cleaning Pads

• User Guide

📐 Specifications

• Model: PRK-309

• Motor Type: Brushless

• Power: <800W

• Voltage: 100–240V

• Spray System: Single water spray

• Cord Length: 4.5m

• Certification: CE

The power supply passes the CCC, CE, FCC, UL, ROHS safety testing and certification;
PuRuiKai-309 with automatic spray
Packing list:
1 host
1 power cord + adapter,
1 remote control
2 pairs of cleaning rings (4)
1 extension of 4 meters
1 safety rope
10 cleaning cloths
1 manual (or English manual)

Using way:

1. Wait 20 seconds after starting up until the blue light stop flashing，Then start working. Because the robot need 20sec to detect the glass plane.

2. Binding the safety rope when using, Prevent falling from high altitude.

3. Spray some water on the edge of the Mop when working, will be better effect.

4. When you receive the item, please contact us if you have any questions, we will solve it for you.

(When you don't know how to use it, I will give you answer and send you an operation video)

IMPORTANT NOTICE: the product must be connected to a power source during use, and power-off protection does not mean that the product can work without being plugged in.