Specification: Item Type: Aquarium Filter Material: Plastic + Sponge Weight: Approx. 102g / 3.6oz Product Assembly Size: Approx. 12.7x5.2cm / 5.0x2.0in Purpose: Suitable for various ornamental fish breeding, reproduction, and young fish cultivation, especially for small fish and fry. Package List: 1 x Aquarium Filter 1 x Short Hose Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.