CASIO Edifice Solar Bluetooth Black Rubber Chronograph

Countdown range: 60 minutes

Countdown start time setting range: 1 second to 60 minutes (1-second increments and 1-minute increments)
Other: Progress beeper

                            
Alarm/hourly time signal
5 daily alarms (with progress beeper)
Hourly time signal

                            
Light
Double LED light
LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)

                            
Light color
LED:White

                            
Calendar
Full auto-calendar (to year 2099)

                            
Mute feature
Button operation tone on/off

                            
Energy saving feature
Power Saving (display goes blank to save power when the watch is left in the dark)

                            
Battery display/alert
Battery level indicator

                            
Run time
Approx. battery operating time:
7 months on rechargeable battery (operation period with normal use without exposure to light after charge)
18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)

                            
Accuracy
Accuracy: ±15 seconds per month (with no mobile link function)

                            
Other features
12/24-hour format
Day display (days of the week selectable in six languages)
Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
Regular timekeeping:
Analog: 2 hands (Hour, minute (hand moves every 20 seconds))
1 dial (countdown alert) Digital: Hour, minute, second, pm, date, day
Progress beeper on/off

Smartphone Link feature
Mobile link (Wireless linking using Bluetooth®)

                            
Apps
CASIO WATCHES

                            
App connectivity feature
Auto time adjustment
Easy watch setting
Approximately 300 world time cities
Stopwatch data transfer
Time & place
Phone finder