Features: Experience effortless window cleaning with our electric window cleaning robot, featuring a powerful cordless design and adjustable length. Crafted from abs and stainless steel, this waterproof (ipx7) device offers a strong rotating brush head and type c charging for up to 90 minutes of continuous use. Ideal for busy professionals, and housekeeping staff, this tool ensures safety and efficiency in maintaining clean window. Perfect for both residential and commercial setting, it tackles balconies glass, bathroom mirrors, sliding door, and even high rises exterior wall and showrooms glass facades. Designs to handle post rain stain, and winter condensation, it also provide regular maintenance for villas skylights and greenhouses window. Specifications: Component:ABS+PP+Stainless Steel Size:Approx.520x175x117mm/20.47x6.89x4.61inch Color:White/Blue Weight:1200g Battery Capacity:2000mAh Charging Time:2.5-3 h Charging Method:Type-C Usage Time: 60-90 Minutes Charging Voltages:5v Rate Power: 8.5W Waterproof Rating:Ipx7 Package Includes: 1Pc Window Cleaning Robot note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color about the item.