·Rotate in 4 directions switching between 4 LCD backlights ·Flip every 90 degrees to activate one of the 4 function modes ·Temperature displayed in both Celsius Fahrenheit ·Quo-color backlights ·Calendar ranges 200 years from 1900 to 2099 ·Timer function, max countdown capacity 99 minutes 59 seconds ·Run on two AA batteries (not included) ·Modern design with geometric beauty of simplicity