Inhouse product
BATTERY ASUS X540 11.1V 24WH A31N1519 REPLACMENT
A31N1519 Laptop Battery for: Asus X540 X540S X540L X540LA X540LJ X540SA X540LA-SI302 X540SC X540YA R540SA Series 3ICR19/66
COMPATIBILITY
Replace Part Number: A31N1519
Fit for: Asus X540 Series
Asus X540S Series
Asus X540LA Series
Asus X540LJ Series
Asus X540SA Series
Asus X540SC Series
Asus X540YA Series
Asus X540MA Series
Asus X540NA Series