GA-B2100BNR-1A

Features of connection to the smartphone / application connectivity capability Smartphone connection feature Mobile link (wireless connection using Bluetooth®) Applications CASIO watches Application connectivity feature Automatic time setting Easy watch setup World time for approximately 300 cities Time and place Reminder Phone finder Watch features World time World time 38 time zones (38 cities + Coordinated Universal Time), display of city codes, display of city names, turn on/off daylight saving time, automatic switch to daylight saving time (DST), switch between local city / world time city Stopwatch Stopwatch with 1/100 second precision, measurement capacity: from 00'00''00 to 59'59''99 approximately (for the first 60 minutes) and from 1:00'00 to 23:59'59 approximately (after 60 minutes) Measurement units: 1/100 second (for the first 60 minutes), one second (after 60 minutes) Measurement modes: elapsed time, lap/split time Timer Countdown timer Unit: one second Countdown range: 60 minutes Start countdown time setting range: from one second to 60 minutes (with one-second increments and one-minute increments) Alarm / hourly time signal 5 daily alarms Hourly time signal Light Dual LED light LED face light (high-intensity lamp, adjustable lighting duration (1.5 seconds or 3 seconds), fade-in lighting) Backlight with LED technology for digital display (high-intensity lamp, adjustable lighting duration (1.5 seconds or 3 seconds), fade-in lighting) Light color LED light: white Calendar Full automatic calendar (up to the year 2099) Mute feature Turn on/off button tone Power saving Power saving mode (screen becomes blank to save power when the watch is in a dark area) Display / battery level alert Battery level indicator Operating time Approximate battery operation time: 7 months for rechargeable battery (normal use without exposure to light after charging) 18 months for rechargeable battery (operation time when stored in complete darkness with power saving mode enabled after full charge) Accuracy Accuracy: ±15 seconds per month (without mobile link function) Other features Hand displacement feature (hands move away from the screen to allow clear view of digital content) 12/24-hour format Date/month display toggle Day display (day of the week selectable in six languages) Regular time recording: Analog: two hands (hours, minutes (minute hand moves every 20 seconds)), one disk (battery level, mode) Digital: hours, minutes, seconds, PM, month, date, day