This air pump with 2 outlets is super silent with multi-level muffler, low power consumption. Special artificial rubber to keep a steady air flow output and pressure that can be adjusted freely. Adjustable air flow. 3W, 7.8 liter per minute, 120V. 125 GPH, maximum amperage is 0.025A and maximum decibels is 40 db. 
Features
Super silent with multi-level muffler
Special synthetic rubber diaphragm provides consistent airflow output which can be easily adjusted with the pressure dial.
Low power consumption
Adjustable air flow
7.8 L/min