Product may differ slightly from picture. Provide high-current power to your single-board computer or other electronics project using this high-quality DC-DC stepdown voltage converter. Great option for powering ODROID-XU4 and other high-performance boards from a suitable battery source! KEY FEATURES Input voltage: 4.5~30V (do not exceed 30V) Output voltage:0.8~30V continuously adjustable (default output 5V) Output current: 0~12A Operating temperature: -40'C~+85'C Operating frequency: 300KHz Conversion efficiency: Up to 95% (efficiency and input and output voltage, current, pressure related) Short-circuit protection: Yes (limit current 14A) Over-temperature protection: Yes Input Reverse Polarity Protection: No Installation: four M3 screws Connection: Solderless terminals Module dimensions: 60 x 51 x 22mm Weight: 2.68oz. (76g) Warranty is valid for two weeks, starting upon date of receipt.