The SS-750RPX is for dogs weighing 15 lbs and above. We do not recommend electric fencing for any dog weighing under 15 lbs or under 6 months old.
This Havahart® electric fence kit contains an energizer, 10-23 in PVC fence poles, 1-22 in ground rod, 100 ft of aluminum, 50 cotter pins for fastening wire, 1 ground clamp and 2 extra fuses. Easy to install. One year limited warranty. The energizer included has a range up to one mile of fence.