The Aiper Scuba E1 Ultra-Fine Filter (Set of 2) is a premium accessory for Aiper Scuba E1 Cordless Robotic Pool Cleaners. Featuring an ultra-fine mesh size of 3 micrometers, these filters capture invisible particles, including green algae and microorganisms, enhancing water clarity and hygiene. Designed to address common pool issues, the Aiper Scuba E1 Ultra-Fine Filters ensure a safer and more enjoyable swimming experience. By integrating these filters, you achieve superior filtration performance, maintaining a pristine pool environment for you and your family.