Hobot HB298 robotic window cleaner

<b>Auto-ultrasonic spray</b><br>HOBOT-298 provides an innovative solution to spray automatically water or detergent on the surface of windows while the robot is operating to wash away dirt and polish windows. The attached microfiber cloth easily dries water after the cleaning as the amount of water sprayed is controlled accurately. The tank is simply replaced when out of use, just like ink cartridge!Hobot HB298. Suitable for: Universal, Product colour: White, Noise level: 64 dB. Power source: Battery, Operating voltage: 72 V. Width: 240 mm, Depth: 240 mm, Height: 100 mm