Compatible Models: Specifically designed For DN55/33/36/56/520 , this comprehensive 8-piece set ensures your robotic vacuum operates at performance. Comprehensive Replacement Set: covering all your maintenance needs. Simple Installation Process: designed for hassle-free installation without the need for additional tools. The user-friendly design allows for quick and easy replacement, making maintenance a breeze and saving you time. Premium Construction: Made with high-grade materials, this part not only promises but also guarantees robust performance under operating conditions. It's an essential upgrade for anyone looking to maintain their appliance in top condition. Quality: Regular cleaning and timely replacement of parts the and optimal functioning of your vacuum. Maintain your device's efficiency with our premium replacement parts. Type: Sweeper accessories Material: Plastic Color: As shown Package Contents: 1 x water tank 1 x rag holder 6 x rags Only the above package content, other products are not included. Note: Light reflection 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.