Aquarium Air Pump-1/2/4 Outlets

Features:1. Aquarium air pump with different quantity of outlets,easy to insert multiple fish tanks or aquariums through the outlets, widely suitable for freshwater and marine aquarium fish tank.2. Adjustable Air Flow: Feature a rotary knob to control the amount of air for dual outputs, allowing for your desired air flow to fully oxygenate your fish tank.(DB-701&DB-702 is not adjustable flow.)3. Ultra Quiet air pump for aquarium Minimum 25 dB: Built-in full copper motor and thin piezoelectric ceramic plate, more effectively reducing the noise than traditional fish tank bubbler pump when working. Minimum 25 dB in lowest flow rate4. Shockproof & Stable Performance: With 4 solid rubber feets on the bottom ensures to absorb and reduce the noise generated by the friction. For better noise reduction, It is recommended to put a towel or blanket under fish tank air bubbler5. Pump Accessories: Include: air stones, airline tubing, check valve. Complete accessories to build the basic aera