Seaoura SR-702 Aquarium Filter Aquarium Decoration Q2: How does the 4-in-1

Q2: How does the 4-in-1 aquarium cleaning system work

green (G) at 100%

it is built with IP68 waterproof protection and durable aluminum + PC materials

This filter for a fish tank

Seaoura SR-702 Aquarium Filter Aquarium Decoration Q2: How does the 4-in-1{Double Filter: Physical Filtration+Biochemical Filtration} High quality biochemical cotton adopts a ribbed design, increasing surface area and filtering out absorbed feces, debris, and residues in water. Bioceramic media balls improve filtration efficiency and can quickly purify water quality. Ceramic balls can also be replaced with other filtering materials {Multi function fish filter} The filter has 2 ways of water discharge, a rain shower outlet