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Features:
1.Double filtration: physical and biochemical dual filtration water purification, oxygenation to increase the dissolved oxygen content in the fish tank water, circulation filtration, purification, stable water quality, keep the water clean, suitable for use inside mini desktop fish tanks.
2.Easy to use, you need to connect the air pipe and air pump before use, use the air pipe to connect the water fairy and the air pump (the package does not include the air pipe); if the air pump is below the water surface, please install a check valve
3.Removable and cleanable: removable and cleaning can be reused for various ornamental fish, shrimp, fry breeding used for fry tanks, shrimp tanks, beta tanks

Specifications:
Material: filter biochemical cotton + air stone + plastic shell
Size: diameter 5.5CM/2.2" height 6.0CM/2.4"; suitable for fish tanks below 5 Gallon
Weight: 73g

Package List:
1 x Aquarium Sponge Filter

Notes:
1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.
2. Please allow 1-2cm slight dimension difference due to different manual measurement.