The AquaEl Oxypro 150 Air Pump is a modern, ultra?quiet membrane aerator designed specifically for aquariums. Here?s a detailed overview: Key Features Ultra-Quiet Operation: Thanks to its specially constructed electromagnet and double?walled, encapsulated design, the pump minimizes vibrations and noise. In operation, you mainly notice an LED indicator and a gentle stream of bubbles rather than any disruptive sound. ?cite?turn0search0? Efficient Air Flow: With a maximum flow rate of 150 liters per hour, this pump is ideal for aquariums ranging from 20 to 150 liters. The flow is adjustable via an ergonomic dial, allowing you to fine?tune aeration to meet the specific needs of your tank. ?cite?turn0search0? Deep Water Capability: It is engineered to work effectively even in deep aquariums, being capable of pushing air up to 2 meters below the water surface. Energy Efficient: Consuming only about 2 watts, it is designed for continuous operation without significantly increasing your energy bill. Modern Aesthetics and Build: The transparent casing not only provides a view of the internal membrane in motion but also contributes to a sleek, modern look that complements any aquarium setup. Technical Specifications Flow Rate: Up to 150 L/h Power Consumption: 2 W Maximum Depth: Effective up to 2 m below the water surface Design: Double encapsulated membrane pump with dampened vibrations Usage: Ideal for small to medium aquariums (20?150 L)