Battery is known as the motivation source of your cellphone. And it is of great importance to buy you a reliable li-ion batteries + cradle charger set to guarantee a smooth conversation and communication with your friends， customers and family. Here we have a good recommendation to you. Our 2pcs 3100mAh 3.7V Rechargeable Li-ion Batteries + Cradle Charger Set forSamsung Note1 i9220/N7000/i717/T879 belongs to lithium battery so that it must offer you long-lasting lifespan and stable performance. It ensures long-time standby and durable service life. 2pcs batteries are great for regular replacement and a cradle charger included makes efficient charging a breeze. Best choice for you!                                    Features             All batteries have been tested before shipment<br> Stay connected with your family and friends by getting this battery set<br> Prevent overcharging and extend battery life<br> 3.7V 3100mAh high capacity， long stand-by time<br> Light weight， high capacity and low impedance<br> Our battery set is sent out with little or no power， so please charge it for about 7 hours before using<br> 2pcs batteries are great for regular replacement and a cradle charger included makes efficient charging a breeze <br>                                                            Specifications               Battery        <br> Battery Type     Li-ion Battery    <br> Voltage     3.7V    <br> Capacity     3100mAh    <br> Compatible with     Samsung Note1 I9220 / N7000 / i717 / T879    <br> Dimensions     (2.68 x 2.05 x 0.24)" / (6.8 x 5.2 x 0.6)cm (L x W x T)    <br> Weight     1.48oz / 42g  Charger Adapter:    <br> Color     Black    <br> Material     Plastic & Metal    <br> Input Voltage     AC 100V-240V    <br> Frequency     50-60Hz    <br> Input Current     150mA    <br> Output     DC 4.2V  350卤50mA; DC 5.2V  800mA    <br> Compatible with     Samsung Note1 I9220 / N7000 / i717 / T879    <br> Dimensions     (3.27 x 1.97 x 1.06)" / (8.3 x 5 x 2.7)cm (L x W x H)    <br> Weight     1.59oz / 45g     <br>                                                             Package Includes            2 x Batteries<br>1 x Charger Adapter<br>