Size : 7*7*7.5CM
✔ Mechanical design, no need to install or replace batteries.
✔ It is planned dependent on the chic pattern.
✔ It is delivered with incredible consideration.
✔ The material of the clock is safe to use.
✔ The color of the timer will not fade.
✔ It has a functional and efficient spring alert without battery.
✔ The ringer will naturally ring when it turns to setting time.
✔ Turn it clockwise all the way to "55" or more than "55", then turn it into the number of minutes required.