ASUS black pin adapter 19V-3.42A ##5.5×2.5

1. ASUS: This indicates the brand of the device or laptop for which the power adapter is intended. In this case, it’s ASUS, a well-known manufacturer of laptops, desktops, and other electronic devices.
2. 19V: This denotes the output voltage of the power adapter, which is 19 volts. The voltage is crucial because it must match the requirements of the device it powers. In this case, it’s suitable for devices that require a 19-volt input.
3. 3.42A: This specifies the output current of the power adapter, measured in amperes (A). It indicates the amount of current that the adapter can supply to the device. In this case, it’s 3.42 amperes.
4. 5.5×2.5: These dimensions refer to the size of the connector plug used by the power adapter. The first number (5.5mm) represents the outer diameter of the plug, while the second number (2.5mm) represents the inner diameter. These measurements are essential for ensuring compatibility between the adapter and the device it powers.

Overall, this description provides all the necessary information about the power adapter, including voltage, current, connector size, and pin color, to ensure compatibility with ASUS laptops or other devices with similar power requirements. Using an incompatible adapter can damage the device or result in suboptimal performance, so it’s essential to match these specifications carefully.