Portable electric fence requires a complete circuit for proper operation, which has gained success within the fenced area. The high voltage must flow from the charger or energizer close to the ground. The fence is charged for sending energizing high voltage across the cable. Sometimes a cord or electric fence tape is used instead of wire. The animal comes into contact with the fence complete the electrical circuit and receives a shock. You must provide a means for the circuit to be completed by the fence charger.
Electric fences are used primarily to keep livestock safe from predators. If you own a farm and have acres of land where horses and cows graze, the cost difference between electric and traditional fencing is quite significant. Portable electric fence is less expensive and requires less maintenance. Animals kept within an electric fence become trained not to touch the fence – once they find that the fence hurts, tend to stay away from it. An adaptation of the electric fence is a portable electric fence gained ground made primarily to keep a dog in the yard. This fence is invisible, but a dog quickly learns where the boundaries are.