Casio G-Shock GBA-900RD-4ADR Analog-Digital Combination
12 Months WARRANTY
Trusted Authorised Dealer
100% Moneyback Guarantee
International After-Sale Service
Case / bezel material: Resin
Resin Band
Shock Resistant
Mineral Glass
200-meter water resistance
Double LED light
LED light for the face (Auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
LED backlight for the digital display (Auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
Mobile link (Automatic connection, wireless linking using Bluetooth®)
Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents)
Lifelog calculation function (Calorie and distance calculations based on step count), Including basal metabolic rate Daily data display: Step count, calorie, distance
User profile creation
Airplane mode
Dual time (Home city time swapping)
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)
Measuring unit:
1/100 second (for the first 60 minutes)
1 second (after 60 minutes)
Measuring modes: lap/split timing, distance/pace display, auto/manual lap timing auto lap notification
Memory capacity: Up to latest 45 records (measurement start month, date, hour, minute, lap/split times, total time, distance, average pace, calories burned, lap number, time, distance, average pace of each lap/split)
Countdown timer
Timer for interval measurement (up to five time settings)
Measuring unit: 1 second
Input range: 00'00'' to 60'00'' (1-second increments)
Others: Auto-repeat, 5-second countdown auto start, repeat (1 to 20 times)
5 daily alarms
Hourly time signal
Low battery alert
Power Saving
Full auto-calendar (to year 2099)
12/24-hour format
Button operation tone on/off
Regular timekeeping: Hour, minute, second, am, pm, month, date, day
Accuracy: ±15 seconds per month (with no mobile link function)
Approx. battery life: 2 years on CR2025
Size of case / Total weight
Size of case : 51.3×48.9×16.6mm
Total weight : 61g