Ultrak Count-Up/Down Timer
The Ultrak T-3 will count up or count down up to 10 hours.  It has a large display with 3/4 inch digits.  It features an easy to push 0-9 numerical keypad.  A loud alarm sounds when time is up.  It has a built in memory and magnetic back clip and easel stand.  It runs on 1 AAA battery.  1 year warranty.