Features: This Adjustable 3A 35W DC5-30V to DC0.5-30V Step Up Down module boasts automatic step up/step down functionality, supporting wide input ranges of 5V to 30V and delivering up to 5A output current for versatile power applications. Featuring an integrated heat sink for efficient cooling, high conversion efficiency to reduce energy loss, and built in protections against overcurrent and short circuits, this compact module ensures reliability and safe operate. Ideal for electronics hobbyists, engineers, and students working on projects or educational experiments requiring precise voltages regulation. Perfect for applications such as powering setups, driving motors, or providing adjustable voltages sources in laboratory environment for testing and development. With its adjustable output voltages from 0.5 to 30V and robust safety features, this adjustable bucking boosting converter delivers stable performances for demanding electronic designs. Specifications: Component: PCB, metal Size:Approx.66x32mm/2.59x1.25inch Input voltages ranges: DC5V~30V Output voltages ranges: DC0.5~30V most output current: 5A Output power: Natural heat dissipation 35W, enhanced heat dissipation 60W Conversion efficiency: about 88% Operating frequency: 180KHz Option Type:1pc,2pcs; Applicable Scenario:Electronic Prototype Development,Projects,LED Driver, Package Includes: Package A 1pc bucking boosting Converter 1pc Heatsink Package B 2pc bucking boosting Converter 2pc Heatsink note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.