Poly Copper, Mineral Supplement for Horses, Powder Size:1 lb average battery life is 6

average battery life is 6 months depending on how often the dog barks

Protection begins as early as 48 hours after administration

Design: Equipped with a rope nose and curb chain for controlled pressure

break-resistant housing

Matches other Jeffers Expression products

Poly Copper, Mineral Supplement for Horses, Powder Size:1 lb average battery life is 6Poly Copper Powder Poly Copper Powder delivers highly bioavailable copper to help balance equine diets that are often lacking in this essential trace mineral. Copper is vital for numerous biological functions including coat and skin pigmentation, hoof strength, metabolic activity, bone formation, soft tissue integrity, and mineral storage. Many forages are naturally low in copper, and excess sulfate in water or high dietary iron can further deplete