General description 100% new and high quality replacement water tank and mopping pad for vacuum attachment robot cleaners. Made of high-quality materials, this product ensures optimal performance and longevity. Technical specifications Material: Plastic Package Contents: 1 water tank, 4 mop cloths Measurement allowed error: +/- 1-3 cm Usage As part of normal maintenance, it is recommended to replace spare parts every 2 to 3 months to keep the machine running at its best performance. Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.