Schumacher PS-1025 DSR ProSeries 2/10/50 Amp 12 Volt Manual Bench Battery Charger with Engine Start Charges 12 Volt batteries 50 ampere engine start - for emergency starting 10 ampere fast charge-charges in 3-5 hours 2 ampere trickle charge - charges a small 12 Volt battery in 2-12 hours 75 ampere clamp size This product cannot be shipped to Oregon or California