CWK New Replacement Laptop Notebook Battery for Asus A31-X401 X301 X301A X301U X401EB82A X401EC60U X401EI235A X301 X301A X301U X501 X501A X501U A31-X401 A41-X401 F301A1 F301U F401A1 F401U F501A F501U S301A S301U S401A/U S501U Asus X301 X301U X501 X501U F501 A31-X401 A32-X401 A41-X401 F301 F501 F401 F401a X501 A32x401 A42x401 Condition: Brand New - Grade A cells Battery Type: Li-ion Voltage: 11.1 Volt (10.8 Volt compatible) Capacity: 5200mAh (Better than 4400mAh) 90 Day Money Back. Buy with confidence!