Laptop Battery 5200mAh 11.1V for Dell Studio 1555 1537 1535 for your notebook you can get long hours of battery life without having to frequently plug-in to recharge. Long enough battery life is essential to optimizing your productivity while in meetings or traveling.                                    Features                New battery<br>    High quality and durable<br>    Provides excellent continuous power sources to your device<br>    High energy density， long life battery<br>    Note: Fully discharge and recharge first to improve batteries power storage capability<br>                                                            Specifications            Product Type    Dell Studio    <br>Cell Type    Li-ion    <br>Cells    6    <br>Whr    57.7    <br>Battery Number    6 Cell    <br>Voltage    11.1V    <br>Capacity    5200mAh    <br>Color    Black    <br>Compatible Part number    312-0701， 312-0702， KM887， KM898， KM901， KM958， MT275， MT276， MT277， PW772， PW773， RM803， RM804， WU946， WU959， WU960， WU965， MT264    <br>Compatible Laptop Models    Dell Studio 15 1535 1536 1537 1555 1557 1558 PP33L PP39L    <br>                                                            Package Includes                1 x Laptop Battery 5200mAh 11.1V for Dell Studio 1555 1537 1535<br>