Havahart SS-750RPX AC-Powered Electric Fence Kit for Pets and Small Animals 1-Mile Range Ideal solution to keeping pets in and unwanted critters out. We do not recommend electric fencing for any dog under 15 lbs or under 6 months old. Contains an energizer, 10-23 PVC fence poles, 1-22 ground rod, 100 feet of aluminum, 50 cotter pins for fastening wire, 1 ground clamp and 2 extra fuses 1 mile range in ideal conditions 1 year limited warranty on the included fence energizer The SS-750RPX fence kit is for dogs from 15 lbs and above. We do not recommend electric fencing for any dog under 15 lbs or under 6 months old