[Good Sealing] --- The dust bag is made of high-quality material, combined with the cleaning station, effectively capturing 99.7% of ultra-fine dust down to 0.3 microns. [Auto Lock] --- Automatically locks when you lift the dust bag, sealing the inlet completely to ensure dust and dirt remain inside the bag. [Tips for Use] --- To keep your robot running at its best, clean and replace parts as needed. For households with allergies or pets, it is recommended to replace the dust bag every 23 weeks. Large Capacity: The dust bag offers ample space, collecting more dust and reducing cleaning frequency. Easy to Replace: Simple and user-friendly design allows for quick replacement without special tools or professional skills. Compatible Models: Compatible with TP-Link Tapo RV30 Max Plus Compatible with TP-Link Tapo RV20 Max Plus Compatible with Lydsto R1 Edge Compatible with MiWhole M9 Lite Compatible with Roidmi Eve Rook Color: As Shown Material: Non-woven fabric Package Contents: 12 x Dust Bag or 20 x Dust Bag Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 13 cm.