1 amp rated 24v to 12v dc converter,great for running 12volt devices up to 1.1amps directly from a 24volt battery,these units feature overload and overheat protection and will shut down if this happens and resume working once they have cooled down,if a higher current is required they can be run in parallel to provide this,ie: 2 x dc converter will output up to 2.2 amps,price includes vat and uk delivery.