Feature:1. 3 Way: Built in fuse holder and internally lit three position switch (automatic, off, manual).2. Multiple Protection: For output short circuit protection, overload protection, polarity reverse protection, multiple protections, making use safer.3. Avoid Burning Motor: The bilge pump switch panel can protect the submersible pump from increasing the current to avoid burning the motor.4. Easy Installation: High quality, stable performance. Easy to install without extra adjustment, direct replacement for old or broken one.5. Application: Universal fit for boat, yacht, etc. Can control any 12V or 24V DC bilge pump with automatic float switch.Specification:Item Type: Bilge Pump Switch PanelMaterial: ABS+aluminumVoltage: 12V or 24VCurrent: 15APanel Material: AluminumSwitch Position: MAN-OFF-AUTO.Package List:1 xBilge Pump Switch Panel1 x Connecting Line3 x Joint4 x Screw1 x Instructions