Dirty water tank: With a large capacity it can more dirty water allowing you to continuously larger areas Clear water tank: Large capacity no need for frequent flushing and refilling of cleaning water can continuously larger areas Durable: The are made of durable materials which are reliable for long-term use and normal operation Before purchasing: please check the model of the vacuum and the size and shape of each component to avoid purchasing the wrong product. If you are unsure about the model please contact Attention: Lights display may cause slight color differences between the items in the picture and the actual product. Please allow for slight manual measurement deviations