ITEM NAME:Adjustable DC-DC LM 2596 Converter Buck Step Down Regulator Power Module Z a.imagelink a:hover.imagelink {color:#db3606;.Grain wave peak: 100 mv. Output current: 2 A continuous output. OUT + : output positive/OUT - : output negative. Output power: the maximum 15 w. IN + : input positive/IN - : input negative. Thermal shutdown and current limit protection.