Knob Twist Design, This Timer Is Set To The Time By The Twist Of The Control. Button Or Turn The Specified Countdown Timer Or Use It As A Stopwatch. Special Design Makes It Easy To Manage TimeEasy To Manage Time, It Is A Digital Timer With A Countdown Function That Can Be Used As A Countdown Timer, 99 Minute Countdown And 55 Minute Countdown Seconds To Zero, Or As A Stopwatch From Zero To 99 Minutes And 55 SecondsMagnetic Timer, It Comes With A Magnet And A Non-Slip Mat On The Back. Tear Off The Film Before Using And Attach It To The Place Where It Can Be Absorbed By The Magnet. Times Up, It Rings To WarnBig Digit For Easy Reading, Lcd Display To Show Stopwatch Digits More Clearly, Minutes And Seconds Both Be Shown With Large Digits. Easy To ReadMemory Function Saves The Last Timer Setting For Quick Repeated Use. Good For Kitchen Time, Baking, Sports, Classroom Teaching Or Other Things You Need To Remind With Remind