Feature: 1. Shock-resistant ABS housing, stainless steel shaft, rust- and corrosion-resistant, easy-to-clean spring lock filter 2. Bilge Pump humanized design, easy to clean, simple to operate, easy to use 3. High efficiency, low current, low noise, stable performance, can be used for a long time 4. Used for drainage, powering ships, etc., suitable for sea water quality analysis, sewage treatment, sewage sampling, water purification, ship bilge sewage discharge, breeding and viewing, water circulation transfer, agricultural spraying, irrigation, ground, carpet cleaning, etc 5. Suitable for a wide range of industries such as environmental protection, medicine, shipbuilding, fishery, industry, agriculture, housekeeping, etc Specification: Item Type: Bilge Pump Material: ABS Working Voltage: DC 12V/24V Specifications: 350GPH,500GPH,750GPH,1100GPH Head: Approx. 3 meters / 3.3yd(3350GPH,500GPH,750GPH) Approx. 3.5meters / 3.8yd (1100GPH) Outlet Diameter: Approx. 19mm / 0.7in Approx. 29mm / 1.14in(1100GPH) Package List: 1 x Bilge Pump 1 x User Manual Note: When using this pump, it cannot be used to pump gasoline, petroleum products, or any product with an ignition point lower than 37°C (989F)