Cleaning ability improved 500% Double Layer Filter Basket Inner layer of 180µm to capture leaves, grit, hair. Outer layer of 80µm to filter fine small particles like dirt and dust for a thorough clean. Experience longer cleaning sessions. It works tirelessly for extended periods, providing fewer interruptions and covering larger areas or doing multiple clean. 4100 sq.ft Coverage Area It efficiently cleans up to 4100ft², ensuring no corner is left untouched. Standard (wall/floor/waterline), Floor-Only Double Layer Filter Basket Long Cleaning Time Intelligent Path Planning Double Layer Filter Basket Floor & Wall & Waterline Cleaning 210 mins Charge Time