For the specified Lenovo laptop adapter, here are the details:
1. **Power Output**: The adapter provides a power output of 90 watts (90W), indicating its ability to supply power to the Lenovo laptop for charging and operation.
2. **Voltage**: It supplies an output voltage of 20 volts (20V), which is the voltage required by the Lenovo laptop.
3. **Current**: The adapter can deliver a current of up to 4.5 amps (4.5A). This current rating ensures that the adapter can supply sufficient power to charge the laptop's battery and operate the device.
4. **Connector Size**: The adapter features a larger connector with dimensions of 5.5mm. This connector size is compatible with Lenovo laptops that use this specific configuration.
This adapter is suitable for powering and charging Lenovo laptops that require a 20V power supply with a current rating of 4.5A and use a larger connector with dimensions of 5.5mm. It is important to ensure compatibility with your specific Lenovo laptop model before purchasing.