About this item Input Voltage: DC 8-32V, (12V/24V is recommended) Output voltage: DC 5V; Output current: 5A Max; Output power: 25W Max Equipped with input reverse connection protection, overload, overcurrent, overheat, low voltage, short circuit, and automatic protection features. This DC-DC converter has an integrated switching thin regulator module with a 90% conversion rate. Wide range of applications: perfect for Raspberry Pi 4, cell phones, or other electronic devices that require 5V output. Size: 5.75 x 4.37 x 0.94 inches.