Seaoura SR-702 Aquarium Filter Plug:US Plug and the oxygen spraying effect

and the oxygen spraying effect is the best

A high-precision quartz crystal oscillator chip makes the timer almost 0 error

with silicone material

select ”ON” or ”OFF” to Open or close the temperature alarm function

Seaoura SR-702 Aquarium Filter Plug:US Plug and the oxygen spraying effect{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