Ac Adapter Laptop Charger for DELL Inspiron 17-3721 17-3737 17-7000 17-7737; 17r-5721 DELL Inspiron 17 Series 17-7737,17-3721,17-3721,17R-5721 DELL Inspiron 17 5000 Series 17-5748, I35415001BLK Ultrabook Laptop Notebook Battery Power Supply Cord Plug High Quality Brand New AC Adapter Charger Compatible Power Supply. Includes Power Cord Cable. World Wide Input Voltage 100-240VAC 50/60Hz, Output Voltage 19.5V, Adapter with a large plug 7.4mm*5.0mm *Fast Ships From USA*, 30 Days Money Back Guarantee, 3 Years Service Warranty. NEW AC Adapter Charger compatible replacement for Laptops Notebook Battery Power Supply Cord Plug Tested Units, Safety: Over Voltage Protection, Short Circuit Protection, Over Current Protection