CDN TM15t Design TM15 Extra Large Big Digit Timer:This timer counts up and down by minutes and seconds up to 100 minutes.There is a loud and long alarm function.  Also has a stop and restart function. It's made of food safe ABS plastic and one AAA battery is included. Can be mounted 3 ways: magnetic strip, clip and stand. Measures 3.5 " x 2.5 " x .5 "