NOLIM Features: -Wall timer.-Offers a variety of standard functions including: clock display, stop watch to hundredths of a second and several pre-programmed intervals.-In addition the timer can be programmed with specific count up to and down from times.-Number of rounds, length of rest and length of work can all be set up by the user for total custom intervals.-With dynamic display, completely programmable interval system and displays the time in red.-Timer can save up to eight custom programs. Dimensions: -Numbers of rounds are displayed in big electric blue 4" high numbers that can be seen from several hundred meters away.