The is a versatile digital quartz clock commonly used in vehicles, kitchens, or as a portable travel timer. It features three primary buttons: M (Mode) , S (Set/Switch) , and D (Date/Adjust) . Essential Operating Instructions
At its core, the NA-613D is more than just a timepiece; it's a four-in-one utility featuring a clock, alarm, calendar, and stopwatch. Most users find themselves stuck in "Alarm Mode" or unable to switch from 12 to 24-hour time. Here is the exclusive breakdown of how to navigate its functions using the three primary buttons: , S (Set/Lap) , and D (Date/Start) . 1. Setting the Time and Date nako na613d user manual exclusive