Diymore Dc 0.5-30V 4A Buck Boost โมดูลแปลงแรงดันไฟฟ้า Cc Cv ตัวควบคุมแรงดันไฟฟ้า จอแสดงผล

DC-DC Buck Boost Converter CC CV Output 0.5-30V Adjustable Power Supply Module Features: - LCD displays input/output voltage, output current/output power/output capacity/output time. - CNC adjustment enables accurate and fast adjusting. It can boost and lower voltage, with adjustable output voltage 0.5-30V, and adjustable current limit 0-4A.   - Anti-reverse connection protection of input end, so that it will not burn out when there is reverse connection. - Anti-backflow protection at the output end. No need to add anti-backflow diode when charging.   - The module can be set to ON/OFF by defau