Thor Brand Replacement Ac Power Adapter Cord for Hp Pavilion Laptop Pc: Dv7-6b32us Dv7-6b71nr Dv7-6b77dx Dv7-6b91nr Dv7-6c64nr Dv7-6c80us Dv7-6cc60us Dv7t-6c00 5 year warranty Over current, voltage protection quality replacement adapter