Message Board Clock with a messge board LCD display Color LCD backlight shows Message Board Clock1. Time (12/24 hour format), ... (sleep function), birthday greetings can switch over the show.2. LCD display mode: a: fixed show timeB: time, temperature, year ... slide show playing time, temperature, year, month,3. Color LCD backlight shows; Degrees Celsius, Fahrenheit and temperature display can be chosen4 ...