<p>Input voltage: 5.5-30VDC (When the input voltage is 5V, voltage rise and fall can also be achieved, but the measurement of voltage and current is not accurate; when it is below 4.7V, undervoltage protection is applied)</p> <p>Output voltage: 0.5-30VDC adjustable</p> <p>Output current: 0.2-3A adjustable, with enhanced heat dissipation up to 4A (please enhance heat dissipation when the module temperature exceeds 65 degrees). Equipped with a constant current indicator light, the output power should not exceed 35W or the current should not exceed 4A when outputting at low voltage. Overloading and burning are not guaranteed!</p> <p>Voltage display resolution: 0.05V</p> <p>Current display resolution: 0.005A</p> <p>Conversion efficiency:around 88%</p> <p>Soft start:Yes (there is a possibility of failure during the startup of modules with high power and load)</p> <p>Input reverse protection:Yes</p> <p>Output end anti backflow:Yes</p> <p>Short circuit protection:Yes</p> <p>Working frequency:180KHZ</p> <p>Due to different batches, there may be differences in product appearance and printed text, which not affect use.</p> <p>Colour:Black</p> <p>Material:ABS</p> <p>Package Contents:</p> <p>1 * Voltage Regulator Module</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>