G-Shock Casio Bluetooth Step Counter Digital Square Black Watch GBD200-1

G-Shock Casio Bluetooth Step Counter Digital Square Black Watch GBD200-1.   Item Specification Glass Mineral Glass Resist 200m Water-Resistance, Shock-Resistant LED Backlight (Super illuminator) Movement Quartz Features Step Tracker, Interval Timers, Lap Time Measurement, And Calories Burned Measurement Stopwatch 1/100 second stopwatch, Measuring capacity: 00’00.00”-59’59.99” (for the first 60 minutes), 1:00’00”-23:59’59” (after 60 minutes) Countdown Timer Measuring unit: 1 second, Countdown range: 24 hours Band Type Two piece Strap Total Weight 58g Calendar Full auto-calendar (pre-programmed until the year 2099), 12/24 hour formats Battery Estimated battery life: 2 years using CR2023 Size 49.4×45.9×15mm