The 9-Cell Laptop Battery 7800mAh 11.1V for Dell Studio 17 1745 1747 1749 is fully compatible with your original battery. Made with advanced technique, these batteries all meet or exceed the original battery specifications. They are manufactured for high performance using the best quality cells. Moreover, they ensure your data safety by all-round protections, including high/low temperature shut off protection, thermal runaway protection, overcharge and discharge shut off protection, and more. You can rest assured to rely on it! Don't hesitate to get one now!<!--Features --><p>FEATURES</p><ul><li> Fully compatible with your original battery</li><li> Designed for Dell Studio 17 1745 1747 1749</li><li> Meet or exceed the original battery specifications</li><li> Use the best quality cells to achieve high performance</li><li> All-round protections, including high/low temperature shut off protection, thermal runaway protection, overcharge and discharge shut off protection, and more</li><li> Ensure your data safety </li></ul><!--Specifications --><p>Specifications</p><table width="100%" border="0" cellpadding="0" cellspacing="0"><tbody><tr><td width="131"> Capacity</td><td width="365"> 7800mAh</td></tr><tr><td width="131"> Battery Type</td><td width="365"> Rechargeable Li-ion Battery Pack</td></tr><tr><td width="131"> Number of Cells</td><td width="365"> 9 Cells</td></tr><tr><td width="131"> Compatible Brand</td><td width="365"> DELL Studio 17 1745 1747 1749</td></tr><tr><td width="131"> Voltage</td><td width="365"> 11.1V</td></tr><tr><td width="131"> Weight</td><td width="365"> 17oz / 482g</td></tr><tr><td width="131"> Dimensions</td><td width="365"> (13.38 x 1.97 x 1.77)" / (34 x 5 x 4.5)cm (L x W x H)</td></tr><tr><td width="131"> Color</td><td width="365"> Black </td></tr></tbody> </table><!--Package Includes --><p>Package Includes</p><ul><li>1 x Battery for DELL Studio 17 1745 1747 1749</li></ul><!--Extra Info --><!--produts_compatibility -->