*KeyFeatures *3000 GPH High Flow Rate: Our automatic bilge pump is equipped with a 3300 RPM high-speed copper wire motor, an efficient drainage anti-fouling impeller, and a 1.6"/40 mm diameter outlet pipe. It can swiftly drain water up to 3000 GPH, reaching 18 ft/5.5 m away! *Automatic On/Off: When the brown wire is connected to your battery's positive pole (+), the boat bilge pump enters automatic on/off mode. When the water level rises above the bottom plane of the filter by 11.8", the pump automatically starts draining. *High-Quality Motor: Crafted with copper wires for conductivity and a stainless steel shaft for corrosion resistance, our bilge pump motor runs quietly and efficiently and lasts long. The motor's sealed waterproof housing further protects it. With an insulation class of B, the motor is protected even during prolonged operation. *Sturdy and Durable: Our automatic boat bilge pump features a pressure-resistant, corrosion-resistant ABS747 waterproof housing, reinforced switch, clog-resistant filter base, and anti-fouling impeller. These features ensure it stands the test of time, no matter the conditions. *Wide Application: This marine bilge pump, capable of rapid and continuous drainage with an automatic on/off function, can be used for fishing boats, kayaks, and motorboats to prevent excessive submersion of the hull, ensuring the security of personnel, equipment, and cargo. It is also suitable for basements as a backup sewage pump to discharge rainwater. ******************************************************************************************************* *Specifications Item Model Number: NMBP12-G3500-80-12 Power Specification: DC12V Max Flow Rate: 3000 GPH Max Head: 18 ft/5.5 m Outlet Pipe O.D.: 1.6"/40 mm Material: ABS747 Product Weight: 4.9 lbs/2.22 kg Product Size: 6.2" x 5.5" x 7.2"/158 x 140 x 182 mm ******************************************************************************************************* *Pakcage Content 1 x Bilge Pump 1 x Float Switch 1 x User Manual