CASIO นาฬิกาข้อมือ รุ่น W-221H-1A W-221H-1B W-221H-8B ของแท้ ประกันศูนย์ 1 ปี

Basic Information
Case size (L× W× H)

43.7 × 38.4 × 12.2 mm
Weight

35 g
Case and bezel material
Resin
Band
Resin Band
Water resistance
50-meter water resistance
Power supply and battery life
Approx. battery life: 10 years on CR2032
Exterior
Glass
Resin Glass
Compatible band size
145 to 215 mm
Watch Features
World time
World time 29 time zones (48 cities), daylight saving on/off
Stopwatch
1/100-second stopwatch Measuring capacity: 23:59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place times Other: 5-second countdown auto start
Timer
Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Others: Auto-repeat, progress beeper on/off, time up alarm
Alarm/hourly time signal
Hourly time signal
3 multi-function alarms (with 1 snooze alarm)
Flash alert feature
Flash alert Flashes with buzzer that sounds for alarms, hourly time signal, countdown timer progress beeper, and stopwatch auto start
Light
LED backlight Selectable illumination duration (1.5 seconds or 3 seconds), afterglow
Light color
LED:Amber
Calendar
Full auto-calendar (to year 2099)
Mute feature
Button operation tone on/off
Accuracy
Accuracy: ±30 seconds per month
Other features
12/24-hour format
Regular timekeeping: Hour, minute, second, pm, month, date, day