A retro design – easy-to-use countdown timer. Counts down Long 3-second alarm Stainless steel housing 2″ (5.1 cm) diameter face Non-slip rubber magnet 1 hour by min Housing Material: 430 stainless steel housing Dimensions: 2.87 W x 1.25 H x 2.87 D in (7.3 W x 3.2 H x 7.3 D cm)