Mugen Power For Nintendo 3DS XL / LL 5800mAh Triple Power Extended Kits "NOT INCLUDED GAME AND CONSOLE " with Self Upgrading Battery Tools and MP Back Cover Included (1 Black+1 Red Cover) Original Battery 1750mAh ; Mugen Power Extended Battery 5800mAh 8- 12 hours for nonstop play under brightness & largest volume setting Prefect seamless fit to Nintendo 3DSXL device Battery + back cover + screw diver 12 Months Warranty