Product Description Versatile tabletop/wall-mount Dual countdown Timer with Jumbo digital display. AL530 Our AL530 timer is a: *Dual Jumbo 1" Display Timer/Clock. *Two memory timers with dual display * 24 hour Countdown and Count up timer with 1 second resolution. *Loud audible alarm when time is up. *Clock. *Large Start/Stop button. *Adjustable base for tabletop use or wall mounting (bracket provided). Amazon.com The AccuSplit Eagle AE520S Tabletop Timer is excellent for use in sports programs, the gym, the classroom or any other area where timing is important. The AE520S has a timing range of 10 hours, and an alarm that sounds at a starting point you set at zero with the countdown or count-up function. The AccuSplit AE520S also has a built-in clock, and a stopwatch with cumulative split and time-out functions that is accurate to 1-one-hundredth of a second. Though designed to be compact for an easy fit on tables and desks, the AE520S has one-inch digits on a digital screen that can be easily seen from a distance. This Eagle Timer comes with the AccuSplit exclusive five-year no-proof-of-purchase warranty.