Features: The AT30 Automatic Step Up/Down Power Module delivers high efficiency electricity conversion (4.5-30V input, 3A output) with auto switching for stable power in battery devices and industrial systems. Featuring over temperature protective, this high current step up step down converter ensures safe operation under extreme conditions with heat dissipation. Ideal for enthusiasts, electronics engineers, and industrial designers requiring reliable power solution for projects like robotics and application. Perfect for integration into portable electronics, LED lighting setups, and motor driver, offering easy electricity adjustment in diverse environment. Utilizing capacitors and high frequency switching technology, minimizes electromagnetic and provides cleaner output compared to standard converters. Specifications: Component:Plastic Size:Approx.55x29mm/1.14x2.17inch Input electricity: 4.5-30V Output electricity: 0.5-30V Output current: 3A Output power: 30W (natural heat dissipation)/50W (wind heat dissipation) Operating frequency: 180KHZ Package Includes: 1Pc Power Supply 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.