DW-D5500BB-1D

Battery Life / Accuracy
Approximately 10 years (+/-15 seconds per month)

Crystal
Mineral crystal

Light
Electro-luminescent backlight (auto light switch, afterglow)

Case & Band Material
Resin case with resin band

Water Resistance
200m

Case Size
Thickness: 13.6 mm
Diameter: 46.5 mm
Length: 45.4 mm

Other Specifications
Shock resistant
Flash alert
World time (29 time zones)
1/100-second stopwatch
Countdown timer
3 multi-function alarm
Hourly time signal
Full auto-calendar (to year 2099)
12/24-hour format
Button operation tone on/off
Regular timekeeping (digital display)