Package Includes: A 7 PIN switch, jumper wires set and a wiring diagram. Dual Operation: This momentary electrical system switch is used for jogging or inching operations. A DPDT switch is equivalent to two SPDT switches. It routes two separate circuits. Connecting each of two inputs to one of two outputs. The position of the switch determines the number of ways in which two contact can be routed. Always make sure you are using a switch and wire sufficient to handle the load you are carrying. In higher draw applications, a relay may be needed. Momentary Switch: Heavy duty DPDT reverse polarity switch resetting automatically (returns to off) when released. Controls the up/down, clockwise/counterclockwise motion of DC loads (e.g. motors, hoists, cranes, linear actuators etc.). Sturdy and durable: made of high-quality plastic and well-conductive pins; ensure long lasting durability, highly optimized for general use and will give you a pleasant experience. Wide range of application: Universal fit for all cars, RVs, SUVs, ATVs, UTVs, Cans, Buses, Marine boats, Yachts, Trailers, Jeeps, Prerunners, Campers, Caravans etc; Mainly used to control Winch, Pump, Horn, Reclining Media Room Seats, Auto Bilge Pump or led light bar, led work lights, fog lamps, headlights, taillights and auxiliary lamps, etc.