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@@ -178,7 +178,7 @@
                             <li>Used cells may have hidden defects not detectable by capacity/IR testing</li>
                             <li>Internal resistance mismatch >20% can reduce cycle life by up to 40%</li>
                             <li>Always use a BMS with cell-level monitoring and balancing</li>
-                            <li>Use only same model of cells in a pack.</li>
+                            <li>Use only same model of cells in a pack</li>
                             <li>Never charge unattended; use fireproof storage</li>
                             <li>Cells with significantly different ages may degrade unpredictably</li>
                         </ul>