Feature:1. Compact, manual selfpriming pump can effectively deliver up to 45 Litres per minute /720 GPH flow capacity.2. Specifically designed for marine applications with strong and durable construction, and with removable 2 position aluminium handle.3. Inlet and outlet ports is suitable for 33mm /11/4in diameter hose. Easy to mount and install, mounting screws not supplied.4. Ideal as a backup bilge pump in case your electronic bilge pump fails, greatly provide you more convenience.5. Designed for confined and limited spaces, suitable for pumping bilge water, saltwater, waste or diesel transfer.Specification:Item Type: Hand Diaphragm PumpMaterial: Aluminum Alloy + ABSType: Self-PrimingFlow Rate: 720GPH/2724 LPH/45L/MINHose Inlet OD: Approx. 1-1/4in / 33mmHose Outlet OD: Approx. 1-1/2in /38mmMaximum Suction Lift: Approx. 10 feet /3 metersMaximum Discharge Head: Approx. 3.5 feet /4 metersBody Size: Approx. 5.5in x 7in /140mm x 180mmOverall Length: Approx. 11 inches /280 mmHandle Size: Approx. 4.5in x 1in /115mm x 25mmFeatures: Easy to remove the clamp ring for maintenance/head rotation.Package List:1 xHand Diaphragm Pump