Features:Practical: large coloured dial for clear visibility of the time on the interface. It is also very easy for children to understand.Cycle timer: press the top button to enter the cycle timer without operating the knob, 25 minutes of work/study and 5 minutes of rest, automatic cycle.Easy to use: easy to operate, turn the knob to start .Two alert modes: provides an optional alarm for sound sensitive environments to avoid disturbing others. When finished, press the top button to turn off the ringers or vibration.Back bracket: The bracket can be adjusted in two positions for free adjustment of a comfortable viewing angle. Notice:1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description:Material: ABSSize: 8*4*9cm All Products From Us Have Undergone Strict Quality Checks. If There Is Any Quality Problem Or You Are Not Satisfied With The Product Contact Us. We Will Give You The Best Solution.