Compatible Ac Adapter for Acer Aspire 7520-5115 7520-5168 7520-5181 7520-5185 7520-5311 7520-5324 7520-5374 7520-5460 7520-5581 7520-5638 7520-5757 7520-5773 Laptop Power Supply Cord Charger Plug 90 Watt 5 year warranty, with warranty card Over current, voltage protection 19V,90 watt includes power cord low price,quality replacement to oem equipment compatible to orginal manufacturer equipment