Stay unplugged longer with this new Toshiba 3820 Laptop Battery. It is a rechargeable Li-Ion battery can replace the original system battery or be used as a spare. Battery life (and recharge times) will vary based on many factors including screen brightness, applications, features, power management, battery conditioning and other customer preferences. Hewlett computer solution

Compatibility:  Toshiba 3820 Laptop

• This battery can work on Macbook Air 11” A1370 Mid 2011 version, It’s not fit Macbook Air 11” A1370 2010 Version.
•  Contain with Durable cells,effectively keep holding capacity,high cycle count for long battery life.Brand new battery – Directly warranty from Manufacturer, perform as good as the original battery.