The Asus OEM Original Laptop Charger AC Adapter C202S Chromebook ADP-40KD BB is a high-quality power supply specifically designed for ASUS laptops. With a voltage of 19V and an output current of 2.1A, this AC adapter is compatible with the Chromebook C202SA and C202S models. The sleek black design and reliable performance make it an essential accessory for anyone looking to keep their laptop powered up and ready to go. With a unit quantity of 70, this charger is perfect for those who need multiple replacements or for businesses looking to stock up on spare power supplies.