DUAL COLOUR DIAL FACEThe selected time up to 60 minutes is marked in red and decreases as time progresses. Allows easily rotating pointer to wind up the magnet mechanical timer FUNCTIONS: Not need batteries,Ideal for housework cooking/baking timing at home dual-colour sphere panel to see the time left at a glance and timer magnetic backside make it very easily to stick on oven, refrigerator, and more metal surface IMPORTANT: To maximize the duration of the alarm sound, in this type of mechanical timer,Simply turn the dial to the desired time setting and timer alarm will ring once it reach the zero minutes mark SIZE: 3.15inx3.15inx1.38in (8x8x3,5 cm) Material: stainless steel and Plastic APPLICATIONS: Mechanical magnetic timer Keep track of 60 minutes time in the kitchen Home indoor/outdoor activity,office meeting ,houseworks,homework,classroom teaching