Q: "Is the watch case metal or plastic? And what is the 30 page data bank used for?"
Answer: The case is metal. The 30 page databank is used to store phone numbers, etc. the other features are a 10-year battery, 50M water resistant, Analog-Digital combination, World Time (29 Cities), LED light, 1/100 Sec. Stopwatch, Countdown timer, 3 Daily Alarms / 1 Snooze Alarm, Hourly Time Signal, Auto Calendar and both
12/24 Hour Formats.
If you have other questions, please contact us.