s must be repeated!1. Clockwise rotation to "55" (Don't exceed 0).2. Counter-clockwise rotate to your desired time. Product Features:- Easy to use. Turn clockwise rotation to 55, then back it down to your desired time.- Durable & well made.- Classy-looking,nice feel.- Powerful magnet. You can stick the timer to the oven, stove or refrigerator, and more with its magnetic backing.- It will ring when the time is up.- Keep track of time in the kitchen and more with this mechanical timer.