For now aquarium the aPUMP air pump is the smallest and the most silent air pump in the world. aPUMP is an aquarium air pump for aquariums up to 26 gallons volume and is designed to supply aquarium water with oxygen, the most essential and vital element. Strong air pressure flow produced by the aPUMP makes it possible to use it in aquariums with water level of up to 32 inches! Due to a patented technology noise level is less than 35 dB. The main advantages: --- Not visible, not audible --- Works in aquariums with water level up to 32 inches! (80 cm) --- Silicone air tube and air stone are included. Specifications: --- Air pump for aquariums up to 26 gallons volume. --- AC 100-120V. --- Power - 1.5W. --- Noise level - less than 35dB. --- Dimension - 3.75 L x 3.75 W x 3.75 H in. --- Weight - 0.49 lbs. Includes - pump air hose and air stone.