Product function: tremendous sewage and effective cleaning Suggestion: Replace the product always to stop secondary pollution Product name: clean water bucket clear out plug Suitable model: for Narwal sweeper J1/J2/J3 Material: plastic colour: White Package Contents: 2 x Clean Water Tank Filter Plug Only the above equipment content, different merchandise will not be included. Note: Light reflection and diverse exhibits can cause the color of the object in the picture somewhat various from the genuine thing. The size allowed error is +/- 1-3cm.