Use our Zareba® Solar Low Impedance Fence Charger to control small animals and pets. Keep pets in and small animals out of gardens or other areas of a yard. This solar charger is designed for use with steel or aluminum wire and weed free fences. It has a built-in mound that fits T-posts, round and wood posts, Y-posts and flat surfaces. Features include easy portability with built-in handle, 4 volt battery (included), OK light to show charger is working, and a 1 year warranty including lightning damage.