1)Extremely low noise 2)LCD screen and touch buttons 3)Sweeping, vacuuming, mopping, disinfection 4) ... Wireless remote Multifunctional Robot Vacuum Cleaner,LCD,Touch Button,Schedule Clean,Virtual Wall Specification: Main material: ABS ... 32*8.7CMBattery: 2200MA NI-MH Multifunctional Robot Vacuum Cleaner,LCD,Touch Button,Schedule Clean,Virtual Wall