Bestway AIR Hammer Pump 14.5'' 37cm 62086 3087 Bestway Pump will go time inflating mattress and water toys. Compact dimensions allow comfortable carrying. Pump is free - pumps while moving up and down flexible hose is damage resistant . tips fit most of valves technical data:· capacity pumps: 2.8L/cycle · 3 tips in set· easy switching from inflating to deflating