About this item Input voltage: 12/24V, Output: 5V/10A, High Conversion Efficiency: up to 95% Convert unstable 12/24V DC power supply into stable 5V 10A DC power output. Over-voltage, over-current, over-temperature, short-circuit auto protection, and can return to normal conditions in operation. Essential for car audio systems or other 5V car products (particularly useful in vehicles with 24V power supply). Widely used in automotive, surveillance systems, railway signals, medical equipment, instruments and meters, LED products, LED strips, cable TV and other low power test systems. Dimensions: 2.76 x 1.97 x 0.71 inches.