5V 1A Adapter The 5V 1A Adapter is a compact and reliable power source for low-power 5V DC devices. Ideal for powering small electronics, USB devices, and development boards, it ensures stable output and includes built-in protection against over-voltage, overload, and short circuits for safe, long-lasting performance. Input Voltage : 220V AC (EU Plug) Output Voltage : 5V DC Output Current : 1A Output Type : DC Jack (5.5x2.1mm)