The Kuvings Smoothie and Ice Cream Strainer Set is compatible for use with the REVO830 slow juicers. The set consists of a homogeniser and a strainer. The homogeniser allows you to make homemade nut butter, sauces, puree and sorbet from frozen fruits. The strainer acts as a juicing screen with larger holes for more textured juices and great with fruits like oranges. Complete with a 2 year guarantee.