Features: 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 solution. Ensure device safety, 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 environment, workshops, and educational setups where stable power supplies is need for testing circuits or powering small electronic devices. With standard interfaces enables quick installation, making it essential for prototyping and electronic component integration. Specifications: Component: ABS. Size: Approx.66x43mm/2.59x1.69inch Parameters: Enter 7V~25V>1A Output electricity: 3.3V, 5V, 1.25V-Vin The power input type is: 5.5mmx2.1mm Package Includes: 1Pc Step Down Module note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.