Rechargeable battery noticeDANGERDo not attempt to disassemble or modify the battery pack. Attempting to do so can cause anexplosion, or liquid leakage from the battery pack. A battery pack other than the onespecified by Lenovo, or a disassembled or modified battery pack is not covered by thewarranty.If the rechargeable battery pack is incorrectly replaced, there is danger of an explosion. Thebattery pack contains a small amount of harmful substances. To avoid possible injury:v Replace only with a battery of the type recommended by Lenovo.v Keep the battery pack away from fire.v Do not expose it to water or rain.v Do not attempt to disassemble it.v Do not short-circuit it.v Keep it away from children.v Do not drop the battery pack.Do not put the battery pack in trash that is disposed of in landfills. When disposing of thebattery, comply with local ordinances or regulations.The battery pack should be stored at room temperature, charged to approximately 30 to 50%of capacity. We recommend that battery pack be charged about once per year to preventoverdischarge.94 Lenovo® IdeaPad™ S9e and S10e User Guide