Unknown message slot CUSTOM_MSG_HEADER_SEARCH_FIND
Unknown message slot CUSTOM_MSG_HEADER_SEARCH_TIPS
Since software version 1.1.14 the red LED Spark Cardio / Runner 2 Cardio watch is no longer used. To measure your heart rate the red LED does not bring any extra benefit. To save the battery consumption it has been switched off. This has no effect on the accuracy of the heart rate measurement.