Introduction - If you have any usage issues, please Google them yourself
1. Design a 0 to 60 minutes in the Timing of Timer 2. Time to work the red light, green light at the end of 3. Can be arbitrarily divided into units of 60 minutes within the time set timer 4. With the beginning of time, display time, such as the regular 10 minutes after the start time followed by 0-1-2-3-4-5-6-7-8-10 display real-time display 5. The end of time, manually cleared