Automatic Pool Surface Cleaner by Pooldevil Pro Pooldevil Pro Automatic Pool Surface Cleaner collects debris from pool surface alongside pool filter system Removes all floating debris, leaves, grass clippings, insects and even fine particles such as pollen from the surface of your pool before it settles on the bottom Helps prevent clogging of leaf traps and filters, thus reducing strain on the pool filtration pump and extending its life Creates a circular flow in the pool guiding all debris toward the unit Works in conjunction with your existing pool cleaning device for in ground and above ground pools. Does not fit Intex brands.