Purchase High Speed Window Robot Cleaner from Liesa, a window cleaning robot supplier from China. Our High Speed Window Robot Cleaner uses high-speed simulated wiping, strong adsorption & intelligent path planning to finish glass cleaning quickly, making home windows clear & bright without manual work.
As a professional factory in China, Liesa's High Speed Window Robot Cleaner has complete international certifications, stable quality and long service life. It is widely used in home, apartment & villa scenes, and trusted by global buyers.
Product Definition
Liesa factory's High Speed Window Robot Cleaner is an automatic intelligent window cleaning machine. It uses vacuum adsorption to attach to glass, runs at high speed to simulate manual wiping, with atomizing water spray to dissolve dirt. It cleans home windows, French windows, balcony glass & shower room glass automatically. One-key operation, no climbing & no danger, saving time and effort for daily cleaning.
Technical Parameters
Product Name
Liesa High Speed Window Robot Cleaner
Suction Power
3200Pa
Cleaning Speed
200r/min
Water Tank Capacity
100ml
Power-Off Adsorption Time
20 minutes
Product Weight
1.8kg
Product Certifications
3C, CE, CB, FCC, ETL, GS, PSE, KTL
More Specifications
Window Cleaning Robot Product Specifications
Overview
Model
309 PRO
Product Name
Dual-Sided Spraying Window Cleaning Robot
Color
White / Pink
Appearance (Design Rendering)
Packing List
Main Unit (with built-in battery pack) × 1, Power Adapter × 1, AC Power Cord, DC Extension Cord × 1, Cleaning Cloths × 8, Safety Rope × 1, Remote Control × 1, User Manual × 1, Spray Bottle × 1, Battery × 1
Detailed Specifications
Package
Color
White / Pink
Main Unit Dimensions (L×W×H) mm
269*136*78
Main Unit Material
ABS+PC
Main Unit Net Weight (kg)
1.18
Overall Gross Weight (incl. 1-in-1 Master Carton, kg)
2.45
Color Box Dimensions (L×W×H) mm
320x86x287mm
1-in-1 Master Carton Dimensions (L×W×H) mm
335x96x315mm
5-in-1 Master Carton Dimensions (L×W×H) mm
505x350x335mm
Front Cover Logo
Silk Screen Printing
Function
Operating Mode
1. Clean Upwards 2. Clean Downwards3. Clean Leftwards 4. Clean Rightwards 5. Spot Cleaning6. X1 Mode Cleaning (Dry/Wet Mopping; adjustable water volume for wet mopping—Small/Large—with Small as default) 7. X2 Mode Cleaning (Dry/Wet Mopping; adjustable water volume for wet mopping—Small/Large—with Small as default)
Backup Battery Charging Time (h)
Approx. 2.5 hours
Backup Battery Runtime (min)
20–30 minutes
Operating Noise (dB)
Approx. 68 dB
Operating Temperature & Humidity Range (°C / %)
0–40°C; ≤85% RH
Operating Speed (min/m²)
Approx. 4 min 40 sec per square meter; one full water tank covers 18 square meters
Rated Power (W)
72 W
Rated Voltage (V)
24 V
Unit Lifespan (h)
≥400 Pa
Suction Motor Speed (rpm)
29,000 RPM ±10%
Speed Settings
Automatic Adjustment
Vacuum Pressure (Pa)
2000–3200 RPM (Variable Frequency)
Manual Update (Firmware)
Yes
Low Battery Alarm
Yes (Buzzer)
Control Method
Remote Control (2.4G) — Controllable range: up to 25 meters
Minimum Working Surface Size (cm)
30*30
Water Spray Settings
2 Levels
Water Spray Volume (ml/spray)
Small Setting: Approx. 0.06 ml/s; Large Setting: Approx. 0.09 ml/s
Water Spray Method
Atomizing Nozzle (Bi-directional Spray)
Water Level Detection
None
Applicable Surfaces
Glass, tiles, wooden doors, marble walls, and other smooth vertical surfaces
Structure
Solenoid Valve
Voltage
24V
Indicator Light
Battery Indicator / Meaning of Indicator Light Colors
Yes
Water Tank
Capacity (ml)
60 ml
Motor
Suction Motor Type
Brushless DC Motor
Drive Wheel Motor Type
Brushed DC Motor
Battery
Battery Capacity (mAh)
650
Battery Type
Lithium-ion Cells
Charging Current (mA)
Approx. 300 (at constant current)
Accessories
Adapter
Output Parameters: Voltage (V), Current (A)
24V 3A
Input Parameters: AC (V), Frequency (Hz), Current (A)
AC 100–240V, 50/60 Hz, 2.5A
Safety Rope
Safety Rope Load Capacity (Kgf)
150
Safety Rope Length
5 m
Cleaning Cloth
Quantity
8 Blades
Other
Sensor
Distribution and Category
1. 6-axis sensor (on the mainboard) 2. Barometric pressure sensor (on the button board)
Certification
CE
YES
KC
YES
Product Features
1. High-speed cleaning efficiency
The high-speed rotating cleaning disc improves wiping speed, covers large glass in short time, reduces working time and improves cleaning efficiency for home scenes.
2. Stable adsorption & safety protection
Strong vacuum suction with anti-fall & power-off protection. The High Speed Window Robot Cleaner
stays firmly on glass even for high-rise windows, ensuring safe use for families.
3. Intelligent path & full coverage
Auto plans cleaning route, no missing areas. It identifies glass edges automatically, suitable for different sizes of home windows.
4. Atomizing spray & no water marks
Double-sided atomizing water system sprays evenly, dissolves dust and oil stains. Wiping leaves no water marks, glass keeps transparent for a long time.
Comparison with Similar Products
1. Cleaning speed: Our high-speed motor runs at 200r/min, faster than ordinary products, saving more time.
2. Adsorption stability: 3200Pa strong suction with dual safety protection, more stable than ordinary products on high-rise windows.
3. Cleaning effect: Double-sided atomizing spray + high-speed wiping, removes stains more thoroughly and leaves no water marks.
4. Quality control: As a professional manufacturer, we have complete certifications and strict testing, more reliable than trading companies.
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