Shipping From: United StatesQuality: Class AManufacturer: IntocircuitThis AC adapter works with ASUS P2540 ExpertBook Series here:ASUS P2540 ExpertBookASUS P2540F ExpertBookASUS P2540FA ExpertBookASUS P2540FB ExpertBookASUS P2540N ExpertBookASUS P2540NV ExpertBookASUS P2540U ExpertBookASUS P2540UA ExpertBookASUS P2540UB ExpertBookASUS P2540UV ExpertBookASUS P2540UA-AB51 ASUS P2540UA-XS51ASUS P2540UA-XS71New replacement ASUS ExpertBook p2 p2540 series 15.6-inch notebook power supply, DC output 19V 3.42A 65W and 19V 4.74A 90W compatible, US standard wall cable provided, 12 months warranty and fast shipping.