the product name is Fish Oxygen Pumps

DescriptionHpumps 4113 core item designs for high depth application in the 200L(max)fish tankFeaturesapplication under 1 meter water depth with designed air flow outmost sophisticated structure design in Hpumps air pump serieshigh efficiency, most silent , long service lifeProduct Info.Model              4113                          4113AVol/Freq.          220V,50HZ                     110V,60HZDimensionsDia      56.5*25Dia                    56.5*25Weight             50g                           50gWater Depth        1000mm                        1000mmNoise              38db                          38dbFlow Rate          500mm +/-10%                  450mm +/-10%Power              3.5 watt                      2.0wattPressure           20kpa +/-10%                  18kpa +/-10%Tank Volume        <200L                         <200LAttachments1pc of Air Tube        Inner Dia. 4mm                       Outer Dia. 6mm                       Length 1000mm1pc of Air Stone       Dia.40mm1 Power Adapter        Based on actual power supply and electric plug type1 Suction Cup:         Integrated url:http://www.heyipump.net