The item is a set of 10pcs simple and practical male to male . They are simple three wire cable, great for jumping from board to board or just about anything else. And there is a 3-pin JST RE connector on both ends. these are simple jumper wires used on standard 0.1" breakaway headers. for connecting your receiver to the quadcopter control board, and suitable for connecting auto cards and stabilization system. Features - 10 pieces of the male to male wires in one set will be sold together. - - Material: hard plastic and copper wire. - Cable length: about 15cm. - Connectors: Male to Male connectors. - and 15cm Male to Male Quadcopter Extension Wire. - Specially connecting quadcopter controller board to receiver (Compatible with JR and Futaba receiver). - For connecting auto cards and stabilization systems. - Simple and practical design, easy to use. Package list: 10 * 15cm Male to Male Quadcopter Extension Wires for Futaba / Receiver