Dymax Air Pump Ap700 twin outlet Dymax Air Pump Ap700 air pumps are designed with advanced air-compressing system and multi-level muffler which produces extremely low noise. Special synthetic diaphagm is used to regulate steady air compression without the loss of efficiency. AP air pump series comes with 4 dampers at the bottom of the housing so to reduce noise and vibration during operation. Outlet:</strong<> 2 WATT: 3.5W> Output: 15-18 kph 2 x 2.5 lpm Other models within the dymax series of pumps Dymax Air Pump Ap300 1.5lpm Dymax Air Pump Ap500 Twin outlet