Intelligent Frequency Conversion Window Cleaning Robot W66 Wet And Dry Intelligent Window Cleaner $ 265.62 Product information: Product Name: Hutt automatic water spray frequency conversion window-cleaning machine Product Model: W66 Rated Power: 90W Rated Voltage: 24V Built-in battery capacity: 650mAh Product Size: 231.5mm * 231 .. 5mm * 76mm Packing list: Host + rag + remote control + battery + power plug + adapter + measuring bottle + manual + quick use guide Product Image: