The Dare Power Pro DPP 400 Electric Fence Energizer is a reliable solution for electric fencing on up to 100 acres. With the ability to power the fence using either AC or DC sources, this model is versatile for various agricultural operations. The DPP 400 from Dare is designed to deliver consistent and powerful electrical energy to keep livestock contained and secure. This electric fence energizer is a rugged and efficient tool for ensuring the safety and containment of animals on large farms and pastures.