【EFFICIENT FILTRATION】This nano protein skimmer features a professional pump that rapidly separates organic waste, eliminates residual fish food and protein foam, and restores natural clear seawater for small saltwater tanks 【ULTRA QUIET LOW NOISE OPERATION】An optimized silent pump structure significantly reduces running noise, while the low 1.5W power design saves energy. This aquarium protein skimmer won’t disturb sleep, making it ideal for bedroom display tanks 【PREMIUM DETACHABLE ACRYLIC BUILD】The light blue cream acrylic body is fully detachable for easy disassembly and cleaning. With compact dimensions of 63×66×215mm, this marine tank skimmer fits aquariums up to 20L 【Fixed Adjustment Rod】Includes an air adjustment lever, waste drain tube, foam collection cup, and lock clip. This saltwater protein skimmer allows you to tune air volume freely to match your tank's circulation needs 【SPACE-SAVING MINI SALTWATER TANK ESSENTIAL】Designed for nano marine tanks, coral, and clownfish breeding, this compact skimmer has a small footprint. It delivers steady oxygen boosting while maintaining long-term water clarity