Leak-proof, factory-charged battery available for immediate use. Internationally patented design to safeguard tractors from internal short- circuits. Pre-filled and pre-charged, to prevent battery damage from the harmful effects of impure acid and water.Especially designed to increase longevity of tractors. The battery cables and housing are fully protected from acid fumes and rust formation on terminals. Specially created to withstand extreme weather conditions, jolts and shakes. High cranking power enables immediate start-up. Easy to pick and carry since this battery is fitted with strong and rust-resistant handles which retract into place when not in use. Airlock system and side-venting design make these batteries completely leak-proof. Fitted with electrolyte reserve above the plates, this battery is fully maintenance-free.