Brand‎GenericModel‎ASUS 19V/2.37AProduct Dimensions‎15 x 8 x 5 cmItem part  number‎AS04002Compatible Devices‎LaptopsNumber of items‎1Wattage‎45 WattsPower Source‎Corded ElectricMounting Type‎Wall MountPin Size‎4.0-1.35mmWarranty‎06 MonthsRating: 19V 2.37A 45W Pin Size: 4.0mm x 1.35mmCompatible Models:Asus S200Asus Taichi 21Asus Taichi 31Asus U38DTAsus U38NAsus UX21Asus UX21AAsus UX21EAsus UX301Asus UX31Asus UX31AAsus UX31A-1AR5Asus UX31A-1AR7Asus UX32AAsus UX32VAsus UX32VDAsus UX42VSAsus UX50Asus UX52VSAsus Vivobook Q200Asus X202Asus X553MAsus X553MAAsus Zenbook 1AR4If your laptop model is not listed here, kindly match with the output rating & output pin type from your old ac adapter, as given above. If it is same, you may buy this adapter.