Wall Clock, Digital, Clock Movement Type Radio Frequency, LED, Shape Rectangle, Frame Color Black, Basic Power Source Wired, Mount Wall, Digit Color Red, No. of Digits 6, Width 11 1/8 in, Features Anti-Glare, Count Up From 00:00:00 To 99:59:00, Digital Timer Control Switch Interface (Requires Item #4Xla8), Negative Symbol and Flashing Digits During Countdown Past Zero, Countdown From Programmed Time, Shatterproof Lens, Up to 175 ft Viewing Distance, Case Material Plastic, Case Color Black