Whether you lost the ac adapter, or it was broken, you have come to the right place. New Replacement Dell P/N HA65NS1-00 Laptop AC/DC Adapter 65 Watt 19.5V 3.34A with Smart-pin Plug, 3-Prong Cord included. Hi-Quality 65-Watt Compatible Battery Charger works for Dell P/N HA65NS1-00 Family Notebook PC.