BDKMMS Aquarium Sponge Filter, Small Fish Tank Filter Air-Powered Filter Aquariums Accessory for Fish Tank Aquarium Indoor

• 【Double filtration】This Air-Powered Filter has the dual effects of filtering biochemical cotton and physical biochemical filtration, which can effectively purify and stabilize the water quality of the fish tank.
• 【Efficient oxygenation】This Aquarium Sponge Filter has fine form, can be multifunctional for oxygenation, and circulates and purifies water. It can also be used with an oxygen pump air pump.
• 【Diving use】Before use, fill the bottom of the tank with filter materials or sand and stones, squeeze repeatedly, so that the water completely penetrates the sponge and sinks to the bottom of the fish tank.
• 【Reusable Filter】The biochemical cotton and plastic base of this Aquarium Sponge Filter are detachable. This design is easy to clean and provides you with a clean and hygienic experience.
• 【After-sale Service】If you have any problems during the purchase and use process, please contact us and we will help you solve them within 1 working day.

Features: 1.【Double filtration】This Air-Powered Filter has the dual effects of filtering biochemical cotton and physical biochemical filtration, which can effectively purify and stabilize the water quality of the fish tank. 2.【Efficient oxygenation】This Aquarium Sponge Filter has fine form, can be multifunctional for oxygenation, and circulates and purifies water. It can also be used with an oxygen pump air pump. 3.【Diving use】Before use, fill the bottom of the tank with filter materials or sand and stones, squeeze repeatedly, so that the water completely penetrates the sponge and sinks to the bottom of the fish tank. 4.【Reusable Filter】The biochemical cotton and plastic base of this Aquarium Sponge Filter are detachable. This design is easy to clean and provides you with a clean and hygienic experience. Specification: Colour:Black Material: PLA Material:Plastic base + biochemical sponge Size: Small - diameter 7.3cm * height 10cm/2.9'' * 3.9'', recommended for aquariums under 40-60cm/15.8''-23.6''. Medium - Diameter 7.3cm * height 15cm/2.9'' * 5.9'', recommended for fish tanks under 50-70cm/19.7''-27.6''. Packing List: 1 * Aquarium Sponge Filter (without media) Note: 1.Due to manual measurement, there may be an error of 1-2 millimeters in the product. We hope to receive your understanding. 2.If you have any problems during the purchase and use process, please contact us and we will help you solve them within 1 working day.