100% brand new and high quality. Durability: The high-standard ABS material make this water tank to be durable. Compatibale model:for xiaomi Roborock 1/2 S5 S50 S51 S55 S6 S60 S65 E25 E35 E20 C10 T4 T6 Robot Vacuum The replacement of the spare parts on time will help your robot vacuum cleaner maintain the good cleaning performance. Note: Please do not add the corrosive or soluble liquid, like laundry detergent into it when you use it to mop. Each set of spare parts is recommended to use for six months, and then replace the new part spare. colour: transparent Material: ABS Size: 316x123mm Package Contents: 1 x water tank Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.