WatchesAtlas / Watch knowledgeThe Watch EncyclopediaUnderstand the details that make a watch.Explore watches ↗Find a term or abbreviationCategoryAll categoriesMovements & mechanismsComplications & displaysCases, dials & braceletsFinishing & craftsmanshipPerformance & measurementModern watch technologyCollecting, condition & careSearchAllABCDEFGHIJKLMNOPQRSTUVWXYZ2 termsClear filtersModern watch technologyInsufficient-charge warningAn indication that a rechargeable watch needs additional energy, using a model-specific display or hand pattern.↗Modern watch technologyIntegrated circuitAn electronic circuit combining multiple functions on a compact semiconductor component.↗