Do you want to buy an extra battery for your cell phone? If so, this Blackberry C-S1/BOID 9000 9700 9780 is a good choice. The battery bears the properties of high capacity and dependable performance. It is durable, reliable and lightweight to carry. It will provide your cell phone with continuous and long-lasting energy, so that you can stay connected with your family and friends happily. It contains an integrated lithium ion to prevent overcharging to prolong the lifespan of the battery.<!--Features --><p>FEATURES</p><UL><LI>All batteries have been tested before shipment</LI><LI>Stay connected with your families and friends by getting this battery</LI><LI>This replacement battery has an integrated microchip to prevent overcharging and to extend battery life </LI><LI>Best replacement battery with long-time standby and talk time </LI><LI>Extra-long stand-by times</LI><LI>Compatible with Blackberry C-S1/BOID 9000 9700 9780</LI><LI>Lightweight, high capacity and low impedance </LI></UL><!--Specifications --><p>Specifications</p><table width="100%" border="0" cellpadding="0" cellspacing="0"><tbody><tr><td width="131"> Battery Type</td><td width="365"> Lithium Ion</td></tr><tr><td width="131"> Dimensions</td><td width="365"> (2.64 x 1.73 x 0.2)" / (6.7 x 4.4 x 0.5)cm (L x W x H)</td></tr><tr><td width="131"> Voltage</td><td width="365"> 3.7V</td></tr><tr><td width="131"> Capacity</td><td width="365"> 1700mAh</td></tr><tr><td width="131"> Weight</td><td width="365"> 1.09oz / 31g</td></tr><tr><td width="131"> Compatible with</td><td width="365"> Blackberry C-S1/BOID 9000 9700 9780 </td></tr></tbody> </table><!--Package Includes --><p>Package Includes</p><ul><li>1 x Battery</li></ul><!--Extra Info --><!--produts_compatibility -->