Aged or old batteries always have a poorish influence on the function of your Gameboy Advance SP, which may interrupt your game time or even bring an unexpected shutdown for you. By the time, you will need this replacement 700 mAh battery for GBA SP which can be used for 3~4 hours continuously if it&acute;s fully charged. Also, this Li-ion battery has a service life of 500 times or more for charging and discharging. To guarantee a long-term usage, please ensure an 8-hour charging at the first time.<!--Features --><p>FEATURES</p><UL class=p_f><LI>Battery Replacement for Gameboy Advance SP</LI><LI>Please ensure an 8-hour charging at the first time</LI><LI>A service life of 500 times or more for charging and discharging</LI><LI>Charges in 4 - 5 hours time with charger</LI><LI>Battery capability: 700 mAh</LI></UL><!--Specifications --><!--Package Includes --><p>Package Includes</p><ul><li>1 x 700mAh Rechargeable Battery for Nintendo GBA SP</li></ul><!--Extra Info --><p>Extra Info</p><ul><li>Compatibility: For Nintendo Gameboy Advance SP</li></ul><!--produts_compatibility -->