IAD 630 Large Perpetual Calendar Clock
- Within .02 secs/day accuracy
- -10 to +50° operating temperature
- uses 2 x 1.5V alkaline battery
As the name declares, a calendar clock is a combination of the calendar and the clock, able to tell the date and time at once glance. For most, a clock is a very useful and convenient feature to have at home, sometimes in every room, especially for those who are always on the go. For others, a calendar clock is a necessity.