Feature:1. Fully Automatic: This boat bilge pump is equipped with a built-in electronically controlled reed sensor system, which allows the pump to operate fully automatically.2. Built-in Float Switch: This bilge pump has a built-in float switch. No separate float switch is needed. When the water level rises, the pump opens; when the water is drained, the pump turns off.3. Removable Filter: The bilge pump comes with a removable filter for easy cleaning. You no longer have to worry about the pump getting clogged with debris.4. Practical Design: The boat bilge pump has an airlock and moisture-proof seal to protect the pump from damage and increase the pump's lifespan.5. Features: The boat bilge pump has many useful features: compact, efficient, long-life motor; rust-proof and corrosion-resistant; impact-resistant and durable plastic housing.Specification:Item Type: Boat Bilge PumpMaterial: PlasticWeight: Approx. 560g/19.75ozSize: 12.5x7.8cm/4.92x3.07in.Package List:1x Boat Bilge Pump 1 x Instruction