This unique Zulu Time wall clock - Zulu Time (Coordinated Universal Time) ensures all pilots, regardless of location, are using the same 24-hour clock, thus avoiding confusion when flying between time zones - displays time in both 12- and 24-hour scales! It also features an accurate quartz movement, a clear plastic lens and a plastic frame, and requires one AA battery (not included). Fun and functional, this clock is sure to keep you on schedule on the ground or in the air! 14" diameter.