Features: High efficiency step down converter module with adjustable 3.3V/5V output, featuring voltages regulator chips and quadruple 2A selfs resetting fuses for stable power supply and overload protections in electronic projects. Builts with aluminum electrolytic capacitors, power inductors, and metal plastic housing, ensuring performances and extended lifespans for voltages regulation applications. for electronics enthusiasts, robotics competitors, and laboratory technicians requiring precise voltages control in projects, academic competitions, and prototype development. Perfectly adapts to smart car races, robot building challenges, circuit experiments, and workshop environments where adjustable power conversion with visible LED statuses indicators. Enhances safety features include automatic short circuit detection through statuses LEDs and thermal protected design, making this voltages regulator module trustworthies for sensitive electronic equipment. Specifications: Main chip: -3.3V, -5V, -ADJ Input: DC7V~25V,> 1A Output voltages: DC3.3V, DC5V, 1.25V-Vin power input interfaces type is: DC5.5mmx2.1mm Product apertures: 3.2mm Package Includes: 1PC Step Down Converter Module note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.