Efficiently convert 7-25V input to stable 3.3V/5V output with the step down module, featuring high conversion efficiency and adjustable electricity for customized power . Ensuring device , load capacity supports multiple devices like development boards and LED arrays. Ideal for electronics enthusiasts, maker, and engineers working on car experiments, requiring power regulation. Perfect for lab , workshops, and educational setups where stable power supplies is need for testing circuits or powering small electronic devices. Package includes: 1Pc Step Down Module