suction: Single SuctionPump Lift: 3-5m / 118~197inSuction Diameter: 19mm ( 3/4")Length Of The Wire: 1m / 39inVoltage: 12V , 24V (optional)Flow Rate: 350GPH, 500GPH , 750GPH, 1100GPH (optional)Model1-8 (optional): (1)12V 350GHP: Current=1.8A, Pump lift=3m/117in, Suction/Discharge Diameter=19mm (3/4")(2)12V 500GPH: Current= 2.2A, Pump lift=3m/117in, Suction/Discharge Diameter=19mm (3/4")(3)12V 750GPH: Current= 2.5A, Pump lift=4m/156in, Suction/Discharge Diameter=19mm (3/4")(4)12V 1100GPH: Current= 3.0A, Pump lift=4m/156in, Suction/Discharge Diameter=29mm (1/8")(5)24V 350GPH: Current= 1.8A, Pump lift=3m/117in, Suction/Discharge Diameter=19mm (3/4")(6)24V 500GPH: Current= 1.2A, Pump lift=3m/117in, Suction/Discharge Diameter=19mm (3/4")(7) 24V 750GPH: Current= 1.5A, Pump lift=4m/156in, Suction/Discharge Diameter=19mm (3/4")(8)24V 1100GPH: Current= 1.5A, Pump lift=4m/156in, Suction/Discharge Diameter=29mm (1/8")Product Size: 11*5.7*5.7cm / 4.3*2.2*2.2inProduct Weight: 338g / 11.92ozPackage Size: 11.5* 10*9cm / 4.3*3.9*3.5inPackage Weight: 381g / 13.44ozTips:1. Auto bilge pump can only be used for pumping water. It can not be used for other liquilds.2. While installing,connect the pump's black wire to the negative(-) terminal and brown or brown white wire to the positive pole(+).3.Use the suitable fuse.4.The wire connections must be sealed by marine sealant.5.All wires and connections must be above the bilge water level. Uniess necessary,please do not arbitrarily remove the insulator. Marine sealant oxidant should be used for all wires.6.Not dry running.Package List:1 * Pump1 * English User Manual