These watches can link with the GPS of a smartphone for quicker calibration of distance measurements

Auto log data (High/low altitudes

1:00'00~23:59'59 (after 60 minutes)

Scuba Diving

Casio • CA53WF-3B • Vintage red These watches can link withFEATURES Case size (L W H): 43. 2 34. 4 8. 2 mm Weight: 25 g Case and bezel material: Resin Band: Resin Band Water resistance Power supply and battery life: Approx. battery life: 5 years on CR2016 Glass: Resin Glass World time Dual time Stopwatch 1 100 second stopwatch Measuring capacity: 23: 59'59. 99'' Measuring modes: Elapsed time, split time, 1st 2nd place times Alarm hourly time signal Daily alarm Hourly time signal Calendar Full auto calendar