kitchen timer is mechanical and needs to be wound up. If you do not follow the instructions, the timer will not sound when the time is over. For example, it takes 5 minutes to boil an egg. In the first step, you need to turn the timer clockwise, from 0-5-10-15 to 20-30-40-55. Note :(the hands end at 55 minutes) step 2: turn the timer counterclockwise from 55-40-30-20-15-10-5. Note :(the pointer ends at 5 minutes). Step 3: After 5 minutes, the timer will sound.egg timer will light up your kitchen. You will no longer have to worry about boiling and burning food. This timer will remind you when you're especially busy in the kitchenKitchen timer to measure kitchen baking, frying, boiled eggs, cookies, cakes at homeegg timer can also be used as an ornament. Christmas and New Years Gifts Fun gifts for family and friends.kitchen timer needs to be on the chain every time until "55" minutes. Only rotate the animal's head and do not wrap around the base.