This is an automatic and submersible pump which can be used in boat bilges, pools or other applications where you have to remove water from. Made of premium PVC and copper material, rustproof and erosion proof, features with ignition protection, anti-air lock protection and will not burn out when run dry, quality and performance guaranteed! Features: Made of premium PVC and copper material, rustproof and erosion proof. High-impact sturdy housing, water/wet tight seals. Compact, efficient, water cooled long life motor. Ignition protection to protect the pump against high current. Will not burn out when run dry. Small size, high efficiency, low current to achieve a small size great combination of high flow. Extremely efficient, very low current draw and offer high capacity output. Built-in float switch, can automatically turn on/off according to the water lever. Quick release strainer for easy maintenance. Silent and no vibration operating. Anti-air lock protection. Equipped with built in electronic controlled reed sensor system to make fully automatic operating easy. Easy installation and removal and silent running. Specification: Material: PVC, copper Color: White & Blue Voltage: 12V Current: 3.0A Flow Rate: 1100 GPH Head: 5.0 M Wire Lead: 90cm/35.4in Outlet Diameter: 29mm(1-1/8") Pump Size: As Picture Shown Package Weight: Approx. 552g / 19.5oz Application: Can be used in boat bilges, pools or other applications where you have to remove water from. Package Included: 1 x Automatic Bilge Pump Note: These pumps are designed for intermittent use only, not designed for continuous use! .