Robot Vacuum, Water Tank, Hard Floor Carpet Cleaning, Mopping

Works with Amazon Alexa and Google Assistant. Uses Nidec motor and Epson chip both imported from Japan. Uses 2500mAh battery with LG chip imported from South Korea. Smart Memory: Extremely low cleaning missing rate & high coverage rate. Intelligent to sense different environment floors and adjust its direction within 10ms. Apply to different floors: low/hard carpet within height of 1cm, hardwood, ceramic tiles for home, hotel room and office. Twining proof design of central roller prevents being entangled by wires. Anti-fall system to detect stairs to avoid falling. One-time cleaning lasts 100 minutes to finish a house within size 170-220 square meters. Adjustable suction power to make a lower noise. Coming with all extra accessories