【XL4015】: The DC/DC buck module applications the input voltage is higher than the output voltage of the buck field, such as battery, power transformer. 【INPUT VOLTAGE】: DIY adjustable regulated power supply, LCD Monitor and LCD TV,portable instrument power supply,telecom/networking equipment,24Vvehicle notebook power supply,industrial equipment buck.12V buck to 3.3V, 12V buck to 5V, 24V buck to 5V,24V buck to 12V, 36V buck to 24V etc. 【HIGH PERFORMANCE】:This product is a 180 KHz fixed frequency PWM buck (step-down) DC/DC module,capable of driving a 5A load with high efficiency, low ripple and excellent line and load regulation. 【Module highlights】:5A high power.high efficiency and low ripple with power indicator