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 effect2.Please allow 1-3cm deviation due to manual measurementDescription:Material: ABSSize: 8*4*9cm