The 30 Amp Male to 50 Amp Female Dogbone Adapter Cord is a 12-inch RV electrical converter designed for connecting RVs with different electrical requirements. With a blue color and a length of 12 inches, this adapter cord is perfect for seamlessly transitioning between different electrical systems. The manufacturer part number RV-EA-15CM-30A-50A ensures compatibility and reliability for your RV, trailer, or camper needs.