Description:    Feature:   Cell type: Lithium Ion   Voltage: 3.8V   Capacity:3000mAh\/11.4Wh  Charging Limited Voltage: 4.35V     Compatible with: Lenovo S939     <br> 1.The battery operation time depends on conditions such as:Transmitting power level，Signal (distance between the phone and the base station)， Network parameters defined by the operator2.Best replacement for the original battery with comparable standby and talk time<br>  <br> Package Included:<br> 1 x3000mAh Battery for Lenovo S939  More Details: