RULE 800GPH Bilge Pump 24 Volts Connections : for 19mm (3/4") bore hose. Dimensions: 1119mm high, 64mm x 74mm. Current Draw: 1.7(amps) Fuse Size: 3 amp Output: Up to 50 litres/minute (11 gallons/minute) without check valve. Max. recommended discharge head 2m. Check Valve included for Back Flow Prevention.