Selling is a matched pair genuine HP 13" Spectre X360 13t-ae000dx Spectre 13-ae000 Series laptop CPU Cooling Fans HeatSink and thermal grease. HP service(Fans) P/N#: L04885-001 and L04886-0. Heatsink SP/N: L04884-001. Fully tested working. Actual item are same as photos showing, serial number difference.