The item opens like a book,one side is a calculator & calendar,another side is a pen,then continue the opening movement by rolling up the 2 sides,see what happens?

Features:

Alarm clock with hours,minutes and second display

Calendar and calculator function

12/24 hours mode clock

World time for 16 time zone

Count down timer with 99 hours 59 mins and 59 second max

Smart up and down keys

Key tone function

Button cell battery included