Compatible For Charger A6VA-B028H, A6VA-Q008H, A6VA-Q016H, A6VA-Q021 19V 3.42A Laptop Battery Charger Power Adapter Charging Cable Plug Cord Power Rating 19V 3.42A 65W Pin Size - 5.5mm x 2.5mm Tip When buying a laptop adapter charger, there are several points to remember to ensure that you get the right one for your device. Firstly, check the specifications of your laptop to determine the required voltage, amperage, and wattage of the charger. Secondly, ensure that the connector tip of the adapter matches your laptop's power input.