Eureka, the vacuum brand that has helped Americans clean their homes for more than 100 years, will showcase its latest innovation at CES: the J20 2-in-1 robotic vacuum and mop, which the company says has been engineered to scrub stubborn spots with three times the force of traditional mopping robots. The J20’s unique mopping system includes dual water tanks built right into the robot and a cycling belt mop design. As the robot cleans, five nozzles continuously provide fresh water for the mop, which applies 20N pressure to the floor. Simultaneously, a scraper beneath the robot guides dirty wate…