Feature: 1. [Powerful Suction] This window cleaning robot has a powerful variable frequency suction force of 2800pa, which automatically adjusts according to the degree of stain and surface type, ensuring a firm grip. 2. [AI Pathway Planning] Advanced AI driven pathway planning ensures optimized cleaning experience. Simply press the start button on the robot, and it will automatically plan its cleaning route. 3. [Square Design] The square shaped body design ensures fewer missed spots and wider coverage. The bearing type corner design makes it safer, avoiding damage to the surface of window edges and corners. 4. [Remote Control] You can control the cleaning route of the robot remotely, allowing it to clean according to your preferences and needs. 5. [Low Noise] With advanced brushless motor noise reduction technology, optimizing airflow, the noise grade is as low as 65dB, ensuring a quiet environment without disturbing your family. Specification: Item Type: Window Cleaning Robot Material: ABS Model: HCR 03 Rated Power: 80W Noise: About 65dB Battery Capacity: 3.7V polymer lithium battery 500mAh x 1 (built in) Power Outage Protection: 20 minutes Cleaning Speed: 2.5min/m² Safety Rope Strength: 150kgt Size: Approx. 25x25x9.5cm/9.8x9.8x3.7in Control Mode: Infrared remote control Remote Control Battery: 2 x 1.5V AAA battery 1300mah (with matching battery) Suction Force: 2800pa. Package List: 1 x Window Cleaning Robot3 x Spare Cleaning Cloth1 x Spray Bottle1 x Remote Control2 x Battery1 x Charging Cable1 x Adapter1 x Manual