General description For X30Pro Ultra/X40/X40 Pro, these sewage tank deodorizing particles are made of high-quality materials, ensuring effective odor control. As part of normal maintenance, they can be easily removed and replaced to maintain optimal performance. Technical specifications Color: Black Material: Plastic Package Contents: 1x deodorizing particles box Measurement allowed error: +/- 1-3 cm Usage It is recommended to replace the deodorizing particles 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.