1. This transparent ultra-quiet aquarium air pump series offers two energy-efficient models (3W single-outlet / 5W dual-outlet) designed for optimized oxygen supply in freshwater and saltwater tanks. 2. Featuring noise-reduction technology and durable clear casing, it ensures silent operation while blending seamlessly into any aquatic environment. 3. Dual-Model Versatility: --3W Single-Outlet: Ideal for small tanks with 3.5L/min airflow. --5W Dual-Outlet: Perfect for medium/large tanks, delivering 2x4L/min airflow for multi-zone oxygenation. 4. Precision Oxygen Control: --3W model maintains stable 0.02Mpa pressure for consistent bubble output. --5W dual-outlet provides independent 0.02Mpa pressure per channel. 5. Voltage: 220- 240V, 50Hz 6. Air volume: 3W: 3.5L/min, 5W: dual-hole 4L/min (8L in total)
