Aquarium Sponge Filter Mini For Fish & Shrimp Tanks With Air Pump. Introducing the Compact Aquarium Sponge Filter, the Perfect Solution for Maintaining a Healthy and Vibrant Aquatic Environment. This Innovative Filter Offers Vital Biological Filtration to Ensure Stable Water Quality and Increased Oxygen Levels. Engineered for Whisper-quiet Performance, It is Designed with Excellent Permeability, Making It Easy to Clean. Equipped with a Charming Suction Cup, It Securely Attaches to Smooth Surfaces, Seamlessly Integrating into Any Tank or Aquarium Setup. Key Features: - Biological Filtration: Ensures Stable Water Quality for Healthy Aquatic Life. - Oxygenation: Increases Oxygen Levels in the Water. - Noiseless Operation: Functions Silently for a Tranquil Environment. - Easy Maintenance: High Permeability Allows for Simple Cleaning. - Secure Installation: Comes with a Cute Suction Cup for Adherence to Smooth Surfaces. - Versatile Use: Suitable for Both Tanks and Aquariums. Product - Sponge Size: 4cm X 2cm - Tube Length: Approx. 95cm - Tube Diameter: 3mm Usage Reminders: 1. Soak the Sponge in Aquarium Water for 5 Minutes Before Use for Optimal Nitrifying Bacteria Growth. 2. Rinse the Sponge with Room Temperature Aquarium Water, Avoiding Hot Water. 3. Connect with an Air Pump for Proper Operation. Package Includes: - 1 Pcs Aquarium Biochemical Sponge Filter with Parts - Available in Single or Set Configurations Enhance Your Aquarium Maintenance with This Efficient and User-friendly Filter Solution..