1、Professional DC Power Supply: Easily adjustable within 0‑30V and 0‑10A ranges. Backlit 4 digit LED display for accurate readings even in low light conditions. 2、Reliable Circuit Design: Ground terminal, temperature controlled fan design ensures the power supply excellent performance and longevity. 3、Accurate Encoder Knob Settings: Set values with accuracy by selecting and adjusting voltage and current digits from 0 to 9. Encoder switch replaces potentiometer switch for easier, more accurate, and efficient operation. 4、Versatile Applications: DC power supply is suitable for schools, maintenance, electrolysis, plating, light testing, aging testing, battery charging, home DIY, and more. USB port for charging phones and powering devices. 5、Safety Features: Adjustable DC power supply has leakage safety, heat safety, overload safety, short circuit safety. Excellent electronic components ensure reliable operation and prolong product lifespan. Item Type: Variable DC Power Supply Material: ABS, Iron Output Current: 0-10A Operating Temperature: 0 to 40℃ 1 x Power Supply 1 x Power Cord 1 x Test Wire 1 x User Manual