12v and 24v power supplyconnecting 2 12v batteries to make 24vwiring two 12v batteries to get 24v5v 12v 24v power supplydual voltage power supply 12v 24vdual output power supply 12v 24v12v to 24v transformerconverting 12v to 24v12v to 24v adapter24v to 12v voltage regulator24v to 12v dc24v to 12v cigarette lighter adapter
