Dare Products, Inc. 860 Betterly Road , Springfield , Michigan 49037 USA About Solutions products Downloads Companies Dare Products, Inc. Products Sentry - Model DS 800 - Battery Powered Ultra Low Impedance ... Sentry - Model DS 800 - Battery Powered Ultra Low Impedance Fence Energizers From Ultra Low Impedance Fence Energizers 0 Share 2 JOULE OUTPUT. 12 Volt. Controls up to 200 acres overgrown fence. Outperforms 50 mile energizers. Recommended use for goats, cattle/cows, sheep, llama, horses, deer and pigs. Most popular related searches cattle fencing goat sheep cattle Downloads related to this product Product Catalog Customer reviews No reviews were found for Sentry - Model DS 800 - Battery Powered Ultra Low Impedance Fence Energizers. Be the first to review! Add your review Publish your review Great! review successfully added!