Application: widely used for DIY mobile power, monitor power supply, power buggies, communications equipment supply, etc.; The LM2596 DC-DC Buck Step-down Power Converter Module; 4.0 -40V to 1.25 -37V LED Voltmeter; The lm2596 buck converter
Input voltage: 4-40V;
Output voltage: 1.25 -37V;
Output current: 2A rated current and 3A Max;
Internal vibration frequency: 150KHz;
Adjustable buck converter: Turn the potentiometer counterclockwise with a mini screwdriver and to step down output voltage, clockwise to step up;
Package: You will get 5PCS LM2596 dc voltage regulator with LED display