Lenovo RAID Controller Battery - Lithium Ion (Li-Ion)

Solution for a battery that is about to expire, so you can replace it whenever needed Proprietary Battery Size battery size for better reliance and optimal performance 48 Hour maximum battery runtime helps you stay unwired and work longer non-stop Rechargeable battery - Lasts longer on a single charge than its disposable counterparts Takes lesser time to charge, compared to others Rechargeable & avoids disposables - designed to be used repeatedly, helping you save money and avoid single-use disposables.