A high capacity and durable Li-ion battery always bring much convenience and fun to you. If you want to keep the power of your mobile phone working all the time， you can take along with an extra battery for replacement. This 3.7V 1700mAh Li-ion Battery for Samsung Nexus S I9020 M900 features high capacity， stable performance and safe inner construction. Designed with overcharging protection system， it can stop charging automatically when the power is full. Lightweight and portable， this Li-ion battery is easy to take along with you. You can completely trust it.                                    Features            This replacement battery has an integrated microchip to prevent overcharging and to extend battery life Best replacement battery with long-time standby and talk time Numerous times of safe charging 1700mAh capacity provides you with stable performanceLight weight， safe working and low impedanceCost-effective and environment-friendly Compatible with Samsung Nexus S I9020 M900                                                             Specifications             Battery Type     Lithium Ion Battery    <br> Dimensions     (2.05 x 1.57 x 0.24)" / (5.2 x 4 x 0.6)cm (L x W x H)    <br> Voltage     3.7V    <br> Capacity     1700mAh    <br> Weight     1.02 oz / 29 g    <br> Compatible with     Samsung Nexus S I9020 M900       <br>                                                             Package Includes            1 x Li-ion Battery<br>