Easy Style&reg; AC Adapter Charger for Dell Inspiron 11Z-1121 1320 13Z-5323 14-3420 1440 14R-5421 14Z-5423 15-3520 15-3521 15-7537 15R-5520 15R-5537 17 17-3721 17R-5720 17R-5721 Laptop Power Supply