Do you feel annoyed when the battery is out of power when you are in immersive games? Don&acute;t worry, this affordable battery would help you out. Made of high quality cells, it is environment-friendly, reliable and easy to use. With high capacity and lower energy consumption, this battery enables you to play games for long time.<!--Features --><p>FEATURES</p><UL class=p_f><LI>Condition: new, never used before</LI><LI>High quality</LI><LI>Direct replacement for the standard battery</LI><LI>Lithium Ion Battery 3.7V</LI><LI>Heavy Duty 850mAH</LI></UL><!--Specifications --><p>Specifications</p><TABLE class=ke-zeroborder cellSpacing=0 cellPadding=0 width="100%" border=0><TBODY><TR><TD width=131>Voltage</TD><TD width=365>3.7V</TD></TR><TR><TD width=131>Capacity</TD><TD width=365>850 mAh</TD></TR><TR><TD width=131>Battery</TD><TD width=365>Lithium Ion Battery</TD></TR><TR><TD width=131>Weight</TD><TD width=365>0.81 oz / 37 g</TD></TR><TR><TD width=131>Dimensions</TD><TD width=365>(2.24 x 1.3) " / 5.7 x 3.3 cm (L x W)</TD></TR><TR><TD width=131>Compatible With</TD><TD width=365>Nintendo NDS DS</TD></TR></TBODY></TABLE><!--Package Includes --><p>Package Includes</p><ul><li>1 x 3.7v 850mah Battery for NDS DS</li></ul><!--Extra Info --><!--produts_compatibility -->