Features: Drip-Free and Streak-Free Cleaning: Leaves window crystals clear without any mess. Lightweight and Quiet: Easy to handle for extended cleaning sessions. Streak-free cleaning: This window vacuum with a strong suction. which can easily and efficiently clean up the dirty water without leaving water streaks or scratches on the glass Long Working Time: With a built-in 2200 mAh rechargeable batteries, this window squeegee can work continuously for about 35 minutes when fully charged, avoiding frequent recharging during window cleaning, saving time of cleaning Versatile: The quick and easy way to clean flat surfaces, such as window, tiles, worktops, and mirrors leaving a sparkling, streak-free finish. Notice: 1.Actual color may be slightly different from the image due to different and light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Power: 20W Voltage: 3.7V Suction: 1.8-2.0 kPa Battery Capacity: 2200 mAh lithiums battery Scraper Width: 28 cm Run Time: 35 minutes Charging Time: 3 hours Water Tank: 150 ml Waterproof Rating: IPX4 Size: 28 cm x 10.5 cm x 33.8 cm Package List: 1 Set 20W Window Vacuum Cleaner