Noiseless Aquarium Air Pump - Piezoelectric Technology( Air pump is just driven by a thin piezoelectric ceramic plate, totally different from traditional electromagnetic air pump. For tanks up to 10 gallons.
Noiseless Aquarium Air Pump - Piezoelectric Technology( Air pump is just driven by a thin piezoelectric ceramic plate, totally different from traditional electromagnetic air pump. For tanks up to 10 gallons.