Features:
1: Do not suck fish and shrimp, purify water, increase oxygen in small fish tanks; the suction cup is fixed and can be connected to a 4mm trachea
2: Purify water source, three-layer filter water purification: the first layer, biochemical filter cotton. The second layer, air stone filter. The third layer, the air outlet of the funnel; (this filter must be used in connection with the aeration pump)

Description:
Name: Aquarium Filter
Color as shown
material: plastic
Size: 5.5 x 11cm

Packing list:
1 x Aquarium Filter
Note:
Different displays may cause the color of the item in the picture a little different from the real thing.
Manual measuring,please allow 1~3mm error,thank you.