The Camco 55461 Power Grip RV 12" 30-Amp Male to 50-Amp Female Circuit Analyzer Dogbone is a great solution for protecting your RV's electrical system. This innovative product offers a secure and efficient connection between your 50-amp RV outlet and a 30-amp home or campground pedestal outlet. Save time and effort with this all-in-one device that combines an analyzer and dogbone in one convenient package. No more juggling multiple devices, this is the ultimate tool for managing and maintaining your RV's electrical needs. This analyzer dogbone checks your electrical service for faults before you plug in your RV. The diagnostic LEDs quickly identify any issues, so you'll be alerted if the power supply wiring is incorrect. No more worries about plugging your RV into a faulty pedestal. Not only does this electrical RV accessory provide fault detection, it also acts as an RV surge protector. This Camco Dogbone shields your camper from sudden power fluctuations that could potentially cause damage. With this feature, you can trust that your RV is safeguarded against an unexpected surge. The Power Grip handles make plugging and unplugging effortless. Additionally, the Analyzer Dogbone's compact size allows for easy storage when not in use. Checks electrical service for faults before you plug in your RV Diagnostic LEDs quickly identify any issues Surge protector shields your camper from sudden power fluctuations | Camco 55461 Power Grip RV 12" 30A Circuit Analyzer Dogbone