If you want a powerful clean in half the time. Tineco's FLOOR ONE S3 Pro is the perfect tool. With this smart and cordless floor washer. you can mop and vacuum at the same time. Featuring exclusive iLoop Smart Sensor technology. the FLOOR ONE S3 Pro will automatically adjust water flow. brush roller speed. and suction based on the clean-up required. This translates to a better. deeper clean with less battery used. With up to 36 minutes of run time. this cordless floor washer can go anywhere in the house with ease. A dual-tank system means no more pushing dirty water across your floors. Instead. the floor washer uses fresh water to clean your floors. powerfully sucking up dirty water and moving it safely to a separate tank. And. when you want to vacuum up a mess without water. simply switch to the featured suction-only mode.