Just Flip to Start This Digital Hourglass Timer
Digital Hourglass Timer adjusts to any interval from 1 second to 100 minutes. Easy-to-read LCD shows minutes and seconds remaining at display top and elapsed time at bottom, while graphic display shows digital "sand" flowing from top to bottom. Flow and timing sequence reverses when timer is turned upside down. Also functions as a conventional timer using control buttons on back. One button-cell battery included. Dimensions: 4"H x 1-3/4" dia. Weight: 1-1/2 oz.