Ecovacs Winbot W2 Pro window cleaner - two years warranty by the official importer Technical data: Navigation and orientation Navigation sensor: WIN-SLAM 4.0. Maximum suction power: 5,500Pa. Smart Climbing System: Yes. Minimum frame height detection: 2 mm. Minimum obstacle height detection: 4 mm. Smart features Voice control: Yes. App control: Yes. Automatic return to starting point: Yes. Safety cable stop in case of emergency: Yes. Automatic anchoring to the floor: yes. Layers of protection to prevent falling: 12. Protection during a power outage: up to 30 minutes. Automatic spray window cleaning: yes. Manual spraying option: Yes. Spray openings: 6 - 3 in each direction of travel. Spray distance: up to 30 cm. Spray tank volume: 60 ml. Maximum spray area: up to 30 square meters. Cloth: microfiber. Cleaning modes Quick cleaning mode Thorough cleaning mode Deep cleaning mode. Cleaning mode along the edges. Spot cleaning mode. Cleaning mode by areas. Intensive cleaning mode. Technical specifications: Battery capacity: 4,500mAh. Maximum working time with battery: up to 110 minutes. Maximum working area with battery: up to 55 square meters. Cloth dimensions: 260X251 mm. Minimum window size for cleaning: 30x40 cm. Supported window types: any window with flat and smooth glass. Minimum glass thickness: 3 mm. Cleaning time for a 1 square meter area: 1 minute and 45 seconds. Cable length: 5 meters. Dimensions: length: 271 mm. width: 271 mm. Height: 77 mm. In the package: Winbot W2 Pro robot. X2 microfiber cloth. Cleaning liquid 230 ml. User manual. Warranty certificate. Warranty: one year warranty by Ronlight Digital Ltd. the official importer, service and warranty by phone: 073-2446060