ZK-4KX / XYS3580 DC-DC Buck Boost Converter CC CV Adjustable Power Supply Module
ZK-4KX input DC5.0-30V. XYS3580 input DC6.0-36V. - Anti-backflow protection at the output end. No need to add anti-backflow diode when charging. Step down module. Step up module. Adapter Module. Display module.