Rule 24v 1100GPH Submersible Bilge Pump Connections: For 25mm (1") and 28mm (1 1/8") bore hose. Dimensions: 111mm high, 64mm x 74mm. Current Draw: 1.9(amps) Fuse Size: 3 amp Output: Up to 69 litres/minute (15 gallons/minute) without check valve. Max recommended discharge head 2m. Check Valve included for Back Flow Prevention