amsahr Replacement Battery for MSI X320, X320X, X340, X340X, X350, X350X, X360, X360X, X370, X400, X430, X430X, X620, X620X, BTY-S31 (4 Cell, 2150 mAh) - Includes Cleaning Cloth Includes Soft Nonporous Microfiber Cleaning Cloth and ONE Compatible Laptop Battery 18 Months Manufacturer Warranty, 100% Compatible Non-OEM : Lithium Ion (Li- ion) Long Life Battery: Rechargeable with No Memory Effect and Power Surge Protection. 2150 mAh, 14.8 Volts & 4 Cell Protective Retail Packaging, Each Product is Sealed with Anti-Static Shield Sleeve. Exclusive Offering of High Performance, Long Lasting, and Durable Grade A Cell Battery