Accurate Timing: Time must be rotated clockwise to 55, then counterclockwise to the desired time, it will ring when it reaches the point, the ringing time is 3-4 seconds, which ensures the accuracy of the timing, so that the user can easily set the desired time. Magnetic Adsorption: Kitchen Cooking Timers are magnetic on the back, which can be firmly attached to metal surfaces such as ovens, refrigerators, etc. Made of stainless steel chassis + ABS plastic, of which the part made of 304 stainless steel ensures waterproof and corrosion-resistant. Functional: Kitchen Cooking Timers are designed in the shape of a disc, which is not only visually appealing, but also enhances the functionality of the timer, which fits perfectly into various environments, whether it is placed in the kitchen, study or office. Using Instructions: Turn clockwise when winding, not counterclockwise, when using, first turn the upper case along the clockwise to the full scale, then turn back to the desired time scale. We're Here for YouThank you for your trust. If you have any questions, please message us through Amazon- we'll be glad to assist.