ITEM NAME:1x LM317 AC DC LCD Power Supply Module Voltage Regulator Adjustable LED Display Descriptio n Description: 1: output voltage of this power supply: 1.25-12v adjustable. 2: power supply power: 2W. 3. One way adjustable signal output, convenient to provide impulse signal to the test circuit, with logic function, convenient to give the logic level of the test circuit, with 1 circuit peaking circuit, which can test the on-off and on-off of the conductor, and can be installed with the enclosure size: 110*70*50MM Specifications: Material: PCB Color: blue Size: 78 mm * 59 mm Package Included: 1 x LM317 Adjustable Voltage Regulator Step-down Power Supply Module with LED Meter Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! 1x LM317 AC DC LCD Power Supply Module Voltage Regulator Adjustable LED Display.One way adjustable signal output, convenient to provide impulse signal to the test circuit, with logic function, convenient to give the logic level of the test circuit, with 1 circuit peaking circuit, which can test the on-off and on-off of the conductor, and can be installed with the enclosure size: 110 70 50MM.