ITEM NAME:LM317 Adjustable AC/ DC Regulated Power Supply Module Board Kit 1.25-28V Description: This adjustable regulator module with AC or DC voltage input, the output voltage is 1.25V-28V Â DC continuously adjustable, versatile for DC board Adjustable regulator module with LED display. 2A or less can be loaded, Â AC or DC voltage input. The output voltage is 1.25V-28V DC continuously adjustable, versatile for DC board. Using double adjustment potentiometer to ensure good contact, effectively protect the load. Specification: Input Voltage: DC: 0-30V; AC: 0-22V Output Voltage: DC 1.25-28V Output Current: 2A(Max.) Size: Approx.62 * 59 * 27mm / 2.44 * 2.32 * 1.06in (L * W * H) Package Includes: 1xLM317 AC/DC Adjustable Voltage Regulator Module Note: The minimum differential between input and output is 3V; the input must be higher than the output voltage above 3V to be regulated. Buck, not boost, when input 5V output 1.25-2V, not 6V. SKU: DMO0011852951005063.Adjustable regulator module with LED display. Buck, not boost, when input 5V output 1.25-2V, not 6V. Output Current: 2A(Max.).