Gameboy Advance SP Replacement Battery High Quality 3.7V 900mAh Rechargeable

This Rechargeable Battery Pack delivers up to ten hours of non-stop fun on your Game Boy Advance SP system. Heavy duty real 900mAh rating and easy to install in your handheld. This is not a typical Chinese replacement with fake mAh ratings, we personally tested these batteries and it last more than 10 hours for backlit gameboy advance sp.