The Power Wizard Low Impedance Electric Fence Energizer PW100 is a reliable and efficient fence charger designed for agriculture and livestock management. With a 0.10 Joule output, this product is perfect for maintaining electric fences with low impedance. Made in the United States by the trusted brand Power Wizard, this energizer is powered by AC and ensures the safety and security of your livestock. Easy to use and effective, the Power Wizard PW100 is a valuable tool for any farm or ranch.