: Radio-controlled Watch, Multi band 6, : Low-temperature resistant (-10„ƒ/14„‰), : , : 29 time zones (29 cities + coordinated universal time), One-touch UTC Time Zone Access, daylight saving on/off, Home city/World time city swapping, Stopwatch : 1/100-second stopwatch , Measuring capacity: 23:59'59.99'' , Measuring modes: Elapsed time, split time, 1st-2nd place times, Countdown Timer : Measuring unit: 1 second , Countdown range: 60 minutes , Countdown start time setting range: 1 minute to 60 minutes (1-minute increments), Alarm : 5 daily alarms , Hourly time signal, : Double LED light , LED light for the face (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) , LED backlight for the digital display (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) , LED:White, : Full auto-calendar (to year 2099), : Approx. battery operating time: , 6 months on rechargeable battery (operation period with normal use without exposure to light after charge) , 25 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge), Energy saving feature : Power Saving (display goes blank and hands stop to save power when the watch is left in the dark), Time adjustment details : Time Calibration Signals , Station name: DCF77 (Mainflingen, Germany) , Frequency: 77.5 kHz , Station name: MSF (Anthorn, England) , Frequency: 60.0 kHz , Station name: WWVB (Fort Collins, United States) , Frequency: 60.0 kHz , Station name: JJY (Fukushima, Fukuoka/Saga, Japan) , Frequency: 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga) , Station name: BPC (Shangqiu City, Henan Province, China) , Frequency: 68.5 kHz , Time calibration signal reception , Auto receive up to six* times a day (remaining auto receives canceled as soon as one is successful) , *5 times a day for the Chinese calibration signal , Manual receive , The latest signal reception results, Regular timekeeping : Analog: 3 hands (hour, minute (hand moves every 10 seconds), second) , Digital: Hour, minute, second, am/pm, month, date, day, Other Features : 12/24-hour format , Hand shift feature (manual or auto (during altitude, barometric pressure, and temperature measurement)) , Battery level indicator , Button operation tone on/off , The auto hand home position correction, Weight after packing : approx. 700g, What's Inside Box : 1x Casio Pro Trek PRW-6900YL-5DR Tough Solar Black Digital Analog Dial Brown Leather Band , 1x Manual Book , 1x Warranty Card , 1x Casio Box,