Are you always tired of your short battery life? Does your phone always run out of battery? Don&acute;t worry! This internal battery caters to your need. It is eco-friendly， safe and reliable enough to use. The battery consumes less power and extends the stand-by time so that it is ideal for long flights， outdoor activities， and business trips. Just arm your iPhone with this internal Li-ion battery.                                    Features                All batteries have been tested before shipment<br>    Stay connected with your family and friends by getting extra battery power today<br>    This replacement battery has an integrated microchip that prevents overcharging and lengthens battery life<br>    Best replacement for the battery with comparable standby and talk time<br>    1900mAh extra high Capacity， extra-long stand-by times<br>    Compatible with samsung i9250 / nexus prime / galaxy nexus battery and charger<br>    Light weight， high capacity & low impedance<br>    Our battery is sent out with little or no power， so please charge it for hours before using<br>                                                            Specifications                        Battery type     Lithium Ion    <br>          Dimensions     6.5 x 4.7 x 0.5 cm / 2.56" x 1.85" x 0.20" (L x W x H)    <br>          Voltage     3.7V    <br>          Capacity     1900 mAh    <br>          Weight     38g    <br>          Compatible with     Samsung i9250 / Nexus Prime / Galaxy Nexus    <br>                                                             Package Includes                1 x 1900mAh Battery for Samsung i9250/Nexus Prime/Galaxy Nexus<br>                                                            Extra Info            NULL