Features: 1) Multi-function rotatable LCD clock 2) With blue and green backlight 3) LCD displays in turn: calendar and clock, temperature (C/F option), timer/count-down, alarm clock 4) Alter display simply by rotating the unit on its 4 sides 5) 2 AAA batteries operating batteries (not included) 6) Ideal for promotion. 7) Unit size: 64 x 64 x 27mm