Very easy to use: Press S or M button to set the second or minute; press ST/SP button to start/stop the timer; press M button + S button at the same time will RESET the time to 00:00. Magnetic backing and retractable stand, you can place it on desktop or just stick on fridge. It can count up and down so can be used as a stopwatch as well as a countdown timer, ideal for cooking food, homework, workout, sports, games, time out (for kids), office and classroom activities. The maximum time set is 99 minutes and 59 seconds. If the alarm is not stopped manually it will continue to sound for 1 minute. Type: Cooking Timer Material: Plastic + Electronics Battery: 1 x AAA Battery (Not Included) Features: LCD Display, Easy to Use, with Alarm Size: 7.5cm x 7cm x 2cm/2.95" x 2.76" x 0.79" (Approx.) Notes: Due to the light and screen setting difference, the color of item may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Cooking Timer (Battery Not Included)