★【Function】XL6009 DC-DC Buck Boost is coming with the 3rd generation high-frequency switch technology as the core chip, The performance is much higher than LM2577
★【Excellent Quality】The inner blue 4A high-efficiency MOSFET switch enables an efficiency of up to 94%
★【Easy to Install】High switching frequency of 400KHZ, can achieve very good results with small capacity filtering capacitors, smaller ripple, and smaller size
★【Package】10Pcs XL6009 DC-DC Buck Boost Voltage Power Module 4A 400KHz Adjustable Switch Module 3.8-30V to 1.25-35V Power Supply Module