ITEM NAME:DC-DC Buck Module for Voltage Regulator XL4016E1 High Power 200W Controller Descriptio n Specification:.DC-DC Buck Module XL4016E1 High Power DC Regulator. High power: 200W. Product list :1pcs high-power dc pressure regulating plate. High current: 8A. The output current is up to 8A. We want to make sure you are happy with our item.