6. Additional functions
• World time function: Displays time in 30 cities and UTC
• Thermometer function: Measures and displays temperature in either Celsius
or Fahrenheit
• EL light function
• Low battery warning function
7. Battery used: Battery No. 280-44. Battery code: SR927W.
8. Battery life: Approximately 2 years (when used under the following conditions:
alarm sound, 30 seconds/day; EL light, 2 seconds/day; temperature
measurement by button operation, 3 minutes/day; timer time-up sound, 5
seconds/week)
* A newly inserted battery will run the watch for approximately 2 years when
the watch is used under ordinary conditions (the conditions described
above). However, battery life will vary according to the frequency of use of
the timer, chronograph, EL light, etc.
* Specifications may be changed without prior notice due to product
modification.
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13. SPECIFICATIONS
1. Caliber No.: C720
2. Type: Combination (analog + digital) quartz watch
3. Time accuracy: within ±20 sec/month (at a normal temperature of +5°C/41°F
to +35°C/95°F)
4. Operating temperature range: –10°C to +60°C (14°F to 140°F)
5. Display functions
• Time/Calendar: Hour, minute, second, month, day, day of week, city,
temperature
• Zone Set: SET (display)/OFF (non-display) settings, and summer time
settings
• Alarm 1: Hour, minute, ON/OFF, city
• Alarm 2: Hour, minute, ON/OFF, city
• Timer: 100-hour meter (1-minute increments)
• Chronograph: 24-hour meter (increments of 1/1000 second), split time
measurement
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