Need to power 5V USB devices from a higher voltage battery? This little DC-DC converter module is your solution. It can take a wide input range from 6V up to 45V (so it works with 12V car batteries, 24V truck systems, etc.) and output a steady 5V at up to 2 Amps - perfect for charging phones, tablets, or running small gadgets. It's a step-down (buck) converter, model \DC 5v Converter\. Made in China. Great for DIY projects in cars, boats, RVs, or solar setups where you need clean USB power from a main battery. Just wire it up! A versatile and essential piece for any mobile power or electronics project.