This is a standard digital watch that allows you to easily adjust the band yourself. ・ Waterproof for everyday life・ Stopwatch (1/100 second 60 minutes total with split) ・ Time alarm・ Hourly signal・ Auto calendar・ 12 / 24-hour display switching・ LED light brand introduction Casio standard a watch series that has a wide lineup from a basic line with no habit to a high-cost function line. It is a long-selling series that looks nostalgic and nostalgic. Model Number: A158WA-1JF