Feature 1Quiet Low Temperature Operating: The RV power converter operates quietly and reliably with outstanding performance. Its temperature control system enables the fan to operate silently while maintaining the optimal temperature. The LED indicator light shows the status of the converter. 2Wide Voltage Range: RV converters can be flexibly used as power sources for various applications. It can operate within a wide voltage range of 13.6Vdc to 14.4Vdc, thus being compatible with various electrical systems, including RVs, boats, and other 12V systems. 3Replacement for WF-9800 Series: This converter serves as an replacement for WF-9800 series and is replacement for WFCO WF-9855. Whether you are driving on the road or parked at your destination, this converter provides your device with a safe and dependable power supply. 4Battery Reverse Connection Guard: The RV converter is equipped with an internal battery reverse connection guard function, ensuring the safety of your device and converter. It will detect the battery polarity and automatically adjust the circuit to ensure that the current flows in the correct direction. 5Aluminium Alloy Construction: The RV power converter is made from aluminum alloy, offering excellent shockproof, durability, and a long lifespan, ensuring dependable performance for all your power needs on the road. Item Type: RV Power Converter Material: Aluminium alloy Compatibility: This efficient converter is designed as a replacement for WF-9800 series and is replacement for WFCO WF-9855 model. Package List 1 * RV Power Converter 1 * User Manual