Very quiet and extremely powerful air pump with a max. Pump capacity of 150 l/h and a power consumption of 3.1 watts - suitable for aquariums with a size of 80-150 litres Quiet operation thanks to innovative pump construction with sound-absorbing chambers, strong housing wall and special, vibration-absorbing rubber feet With air tap to control the airflow, thanks to the powerful and durable membrane, the airflow is consistently high Easy to use and suitable for various applications, e.g. for aquarium ventilation with Tetra outflow stones, for generating a water flow via outflow or filter or for the operation of air-operated filters and ornaments TÜV/GS tested. Box contents: Tetra APS 150 air pump in anthracite (including air tap). Matching accessories are available separately: Tetra CV check valve, Tetra AH 50-400 air pump hose, Tetra AS air stones