dc-dc buck boost converter cv 0.5-30v 4a 5v 6v 12v 24v power module adjustable regulated laboratory feeding

characteristics: 1. lcd can input/output voltage, output power/output capacity/output time. 2.cnc adjustment, accurate and fast, can boost and lower voltage, output voltage can be adjusted at will of 0.5-30v, current limit 0-4a can be adjusted at. three. anti-reverse connection protection of entrance end, it will not burn out. four. anti-reverse irrigation on the output, no extra anti-reverse irrigation diode is needed to the battery. five. the module can be set to open/close standard. six