All Casio

Accuracy at normal temperature: ± 15 seconds a month (with no signal calibration)

Timekeeping: Hour, minutes (hand moves every 10 seconds), seconds, 24-hour, day, day of the week

Calendar system: Full Auto-calendar pre-programmed from the year 2000 to 2099 Other: Home City code (can be assigned one of 29 city codes and Coordinated Universal Time); Daylight Saving Time (summer time) / Standard Time

Time Calibration Signal Reception: Auto receive up to six times a day (5 times a day for the Chinese calibration signal; Remaining auto receives cancelled as soon as one is successful); Manual receive

Receivable Time Calibration Signals:

Mainflingen, Germany (Call Sign: DCF77, Frequency: 77.5 kHz); Anthorn, England (Call Sign: MSF, Frequency: 60.0 kHz); Fukushima, Japan (Call Sign: JJY, Frequency: 40.0 kHz; Fukuoka/Saga, Japan (Call Sign: JJY, Frequency: 60.0 kHz); Fort Collins, Colorado, the United States (Call Sign: WWVB, Frequency: 60-0 kHz); Shangqiu City, Henan Province, China (Call Sign: BPC, Frequency: 68.5 kHz)

Stopwatch: Measuring capacity; 23;59’59.95″ Measuring unit; 1/20 second

Measuring mode: Elapsed time, split time

Countdown Timer:

Measuring unit: 1 second

Input range: 1 minute to 24 hours (1-minute increments)

Other: Auto switching to elapsed time measurement (1 -second units) when the end of a countdown timer operation is reached

World Time: 29 cities (29 time zones) and Coordinated Universal Time

Other Standard Time/Daylight Saving Time (summer time); Home City/World Time City swapping

Alarm: Daily alarm

Other: Power saving; Law battery alert; Auto Correction of Hand Home Positions

Power Supply: Solar panel and one rechargeable battery

Approximate battery operating time: 5 months (no exposure to light after a full charge; Analog hands operational 18 hours per day and one signal reception of approximately 4 minutes per day)