Welcome to our store! This a replaceable battery compatible with IBM Lenovo ThinkPad E420 E520 T410 T510 SL510. It will certainly make your laptop regain energy by the use of the high capacity battery. It provides you with the strong battery life, which is great to solve the problems of the short-term use life and poor performance. The standby time of laptop battery is determined mainly by the mAh. Under normal circumstances, the more cells decide the greater mAh, which provides longer standby time. With 6 cells, this battery will satisfy your demand. Made with fine workmanship and by strict examination, this battery is up to standard that you could use it trustingly. What do you hesitate for? Take it home now!<!--Features --><p>FEATURES</p><ul><li> You can get long hours of battery life without having to frequently plug into recharge with it</li><li> No memory effect, which can be charged even if it has not been used up yet</li><li> Using advanced cell technology and quality parts, it guarantees the stamina to meet your need of long work sessions and travel</li><li> Manufactured to the highest quality available with true enhanced performance</li><li> Powered by high quality cells</li><li> Can be charged while it is installed and the computer is connected to AC power </li></ul><!--Specifications --><p>Specifications</p><table width="100%" border="0" cellpadding="0" cellspacing="0"><tbody><tr><td width="131"> Voltage</td><td width="365"> 10.8V</td></tr><tr><td width="131"> Capacity</td><td width="365"> 5200mAh</td></tr><tr><td width="131"> Battery Type</td><td width="365"> Rechargeable Li-ion Battery</td></tr><tr><td width="131"> Cell</td><td width="365"> 6Cell</td></tr><tr><td width="131"> Color</td><td width="365"> Black</td></tr><tr><td width="131"> Weight</td><td width="365"> 11.92oz / 338g</td></tr><tr><td width="131"> Dimensions</td><td width="365"> (8.07 x 2.17 x 0.79)" / (20.5 x 5.5 x 2)cm (L x W x H)</td></tr><tr><td width="131"> Compatible with</td><td width="365"> IBM Lenovo ThinkPad E420 E520 T410 T510 SL510 </td></tr></tbody> </table><!--Package Includes --><p>Package Includes</p><ul><li>1 x Battery</li><li>1 x User Manual</li></ul><!--Extra Info --><!--produts_compatibility -->