Output voltage and current continuously adjustable. Easy to use. Easy to operateStable performance, input voltage up to 75 voltsVery high efficiencyNOTE:1. This module is a step-down board and cannot be used as a step-up board.2. This module does not have constant current and cannot charge the battery.Different batches may have different appearance, which does not affect use.Parameters:Name: DC-DC adjustable step-down moduleInput voltage: DC12-75V, cannot be used for 72V batteriesOutput voltage: 2.5V-50V adjustable (can only be reduced) (maximum output voltage=input voltage * 0.8)Output current: 20A (MAX) 25A overcurrentMaximum power: 600WConversion efficiency: 93%Protection: overcurrent protectionSize: L100mm x W70mm x H31mmWorking temperature: -40-85 Storage environment: -20 -+50 Relative humidity: 65 20%Wiring: In high-power situations, the wiring should be as thick as possible.Voltage conversion overview:12-75V to 5V12-75V to 9V14-75V to 12V17-75V to 14.8V19-75V to 16.8V22-75V to 19V24-75V to 21V28-75V to 24V35-75V to 30V41-75V to 36V48-75V to 42VInterface Description:IN+: Input positive poleIN -: Input negative poleOUT+: output positive poleOUT -: Output negative poleVADJ: Output voltage regulation, clockwise large and counterclockwise smallColour:green+silverMaterial:PCB+metal+electronic componentsPackage Contents:1 x DC-DC Buck ConverterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.