The Orion-Tr 10A DC-DC charger is a professional DC to DC adaptive 3-stage charger. This Orion-Tr charger can input 18-36V, output 12V 10A of power, and is suitable for both lead-acid and lithium batteries. Unlimited multiple units can be connected in parallel to increase output power. Order directly from Canbat with free fast shipping anywhere in Canada. All orders are shipped on the same day.