Tested and working with both fresh 2x  AAA batteries and a 2032 button battery.

Comes with operation manual. Released in 1994.

The packaging [not included] for the IR 7000 touts "14 amazing features!", including: Calendar, Friends, Faces, Action Game, Addresses, Notepad, Calculator, Telephone, Translator, Password, World, Time, Alarm, Clock, Message Sender, and a World Map.