LM317 Adjustable Power Supply DIY Kit DC Voltage Regulator Module 1.25V-12V with Voltmeter Step-down Power Supply Module

PCB Board Electronic kits DIY Kit LM317 Adjustable Regulated Voltage 110V 220V to 1.25V-12.5V Step-down Power Supply ModuleFeatures:1. The core of the LM317 three-terminal adjustable voltage regulator, the output voltage can be continuously adjusted within the range of 1.25V to 12V, to meet the diverse circuit testing and project needs2. Designed for electronics enthusiasts and students, through hands-on assembly and welding, practice theoretical knowledge, deepen the understanding of the principle of DC regulated power supply, enhance the welding skills and circuit debugging capabilities3. Not only suitable for electronic production, maintenance and debugging, or educational training, DIY project development ideal choice, multi-purpose, enhance learning and work efficiency4. Comes with a voltmeter to display the output voltage, easy to view and adjust5. Transparent acrylic shell, protect the circuit board at the same time more beautiful, rounded cornersParameter:Power: 2WInput voltage: 110V/220V (optional)Output voltage: about 1.25-12VMaximum current: output voltage 5V, current about 200mAPackage include:Voltage regulator DIY kit *1