Product dimensions : 12.2 x 11.22 x 6.89 inches Net Weight : 3.5kg/Rated power: 40w Waterproof rating: IPX8/ 3m Retrieval Rope Working water depth: 0.5-2.5M Does it compatible with above or ground pools? Yes,H1 Cordless Pool Cleaner Robot is designed for both above-ground and in-ground pools and works with multiple pool shapes（ Except for those with slopes and steps) Why does pool robot stop working for a few minutes? Because H1 Pool Robot Vacuum with 180 µm filter to filter fine dust and soil, it is necessary to clean the filter in a timely manner to prevent blockage and shutdown. Does it suitable for vinyl surfaces? Yes, H1 suitable for vinyl,concrete,fiberglass,and mosaic tile. But it cannot climb, only clean the bottom.