Aquarium Filter Box: This aquarium hanging filter is an external hanging fish tank top filter box that quietly delivers clear water throughout the aquarium. Filtration System: The fish tank filter box provides a continuous filtration system, ensuring your aquarium stays clean for your aquatic pets. Design: Hang on Aquarium Filter is space saving design, convenient to use Material: Made of ABS material this filter is designed to last while taking up minimal space in your tank Suitable for: Fish Tank Accessories suitable for tank,aquariumaccessories Size Chart:21.5cmx6.5cmx8cm/8.46inchx2.56inchx3.15inch With Wet and Dary Box Total Height:12.4cm/4.88inch Package Includes:1Fish Tank FilterBox 1 Flow control valve 1 Wet and Dry Box Note: Please allow slightly errors due to manual measurement and different monitors.