The product can convert 24 DC of automobile to 12VDC, and its output rated current is 5A. Appliance in automobile whose service power is less than 60w, and the voltage is DC12V can be used by the product.The product can convert 24 DC of automobile to 12VDC, and its output rated current is 10A. Appliance in automobile whose service power is less than 150w, and the voltage is DC12V can be used by the product.The product can convert 24 DC of automobile to 12VDC, and its output rated current is 15A. Appliance in automobile whose service power is less than 180w, and the voltage is DC12V can be used by the product.The product can convert 24 DC of automobile to 12VDC, and its output rated current is 20A. Appliance in automobile whose service power is less than 240w, and the voltage is DC12V can be used by the product.The product can convert 24 DC of automobile to 12VDC, and its output rated current is 30A. Appliance in automobile whose service power is less than 360w, and the voltage is DC12V can be used by the product.The product can convert 24 DC of automobile to 12VDC, and its output rated current is 60A. Appliance in automobile whose service power is less than 720w, and the voltage is DC12V can be used by the product.