BULL-TECH High Performance 19.5V 2.31A 45W New AC Adapter Charger Power Cord for Dell Ultrabook XPS 13 XPS 12 L321X L322X L221X 332-1827 AA45NM131 LA45NM121 X9RG3 Input: 100-240V, 50-60Hz~1.5A Output:19.5v 2.31A 45w , Connector:4.5mm*3.0mm USB Port: With a usb port for phone and pad charging when charging the laptop Package: 1x Ac adapter & 1x Ac power cable+Phone USB Charger Features 100% Brand New Replacement AC ADAPTER Replacement, with 1 year warranty !