Tineco Floor One S2 Smart Cordless Wet/Dry Vacuum

This vacuum cleaner automatically detects messes when vacuuming and adjusts water flow, brush roller speed, and suction with iLoop Smart Sensor Technology. The iLoop ring changes color from red to blue as it picks up wet and dry messes, so you know when your floor is clean. The price drops from $299 to $138. Shipping is free.