Timer features maximum countdown from 99 minutes, 59 seconds. Minutes and seconds markers flash during timing. Minute and second buttons let you program the desired time value that can be repeated as many times as desired. Sleek, oval design lies flat for quick, easy operation. Large, easy-to-read display. Magnet attached to back for handy placement on metal surfaces. Dimensions of 3-1/2" long x 1-13/16" wide x 1/2" deep. Comes with easy-to-read operating instructions.