amsahr Replacement Battery for IBM / Lenovo IdeaPad Y510P, Y400, Y400N, Y400P, Y410, Y410N, Y410P, Y490, Y490A, Y490N, Y490P, Y490M, Y500P (6 Cells, 4400 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. 4400 mAh, 10.8 Volts & 6 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