Laurens Men's M076J901Y Technical Digital Black Resin Multifunction Heart Rate Monitor Watch Excersize memory; heart rate monitor; pace maker; body mass index 3 alarms; chime; 1/100 second stopwatch; timer; el backlight Black resin case, strap, and case back Day, date, and month display; dual time; 12/24 hour time, 50 year calendar; battery life Water resistant to 165 feet (50 M): suitable for swimming and showering