Features the largest display available on a timer: 3 x 2-1/2". Can be easily read from across a room. Simultaneously displays either one count up channel and a clock, or two count down channels. All channels have a range of 24 hours with 1 second resolution. Also indicates how much time has elapsed after a count down alarm sounds and conveniently recalls the last timer setting for reuse. White case has extra large start/stop button and a loud alarm. Wall mount or fold for bench top use. Runs for approximately 2 years on one AAA battery (included.