Loud Audible Alarm A loud and clear ringing lasts 30S. when the counting time has elapsed. You can hear the audible alarm in another room easily. Don't worry about overcooking or undercooking. Immerse yourself in what you do. 3 layout options Magnetic back to place on the refrigerator or oven door, retractable bracket for installation on a counter, and hook to hang in the kitchen or around the neck for convenience when on the move (cord not included). Easy operated Three keys work as up or down timer from 1 second to 99 minutes and 59 seconds. Allows countdown as a kitchen timer or as a stopwatch. Wide range of applications Suitable for cooking, sport, rest and study Easy ON / OFF There is a switch on the side so you can save the energy of the batteries operated. Requires 1 AAA battery (Not included).