An electric fence is a barrier that uses electric shocks to deter animals from crossing a boundary, the voltage of the shock may have effects ranging from discomfort to death.
 

Most electric fences are used today for agriculture fencing and other forms of animal control. On the farm, electric fence are used to keep your livestock, horses and small pets safely contained and protected from predators, also it is an excellent choice for farmers and gardeners who want to protect their valuable plants, flowers and vegetables from deer, rabbits and other garden pests.