background color change when indicator reaches threshold

The KJ Watch 13 features a sporty design reminiscent of the Fossil Q Wander, and its digital watch face is fully customizable. Users can switch background colors to match their mood or outfit, with options to display 24h format, moon phase, or phone battery status for a more modular experience.

When tracking fitness, the KJ Watch 13 offers various workout modes and displays crucial info like heart rate and blood oxygen levels, all while monitoring battery life. Additional handy features include a second hand for precise timing, humidity levels, and a calendar with the current date seamlessly integrated into the digital face.