Ⅰ. Mini Program
1. Log in with password to avoid misoperation by others. Passwords can be obtained from the Run8 Cloud backend. Passwords can be changed every 24 hours, also can be modified manually in time.

2. Turn on the clock, and then click "Connect clock" through Bluetooth to connect nearby clocks, it can be controlled in turn.

3. After connecting the clock bluetooth, the orange area on the upper shows that bluetooth has been connected to "xxx" clock. The clock plate is controlled through the software function buttons to display time information.

Notice:
1. Click "Start" button and the clock plate starts to time.
2. Click "Stop" button and the clock plate stops at the current state.
3. Click "Zero" button and the clock plate will immediately return to zero, and display as 0:00:00.
4. Click "Plus" button, adding 1 second to the clock plate in the current state.
5. Click "More" button, adding or reducing time.
6. Click "Minus" button, reducing 1 second to the clock plate in the current state.
7. Count operation.
8. Appearance setting Button.
9. Countdown operation.
10. Show internal time.
11. Show Beijing time.
12. Enter number that conforms to the time logic inside the dial box, clicking "Set" buttonto will display the time what you set.
Ⅱ. APP
1. Open APP and enter the main interface.

2. Click "Cloud Manage" in the lower right corner to the next step.

3.Click "Login" in the upper left corner to enter your ID and password. example: 2020shtmls, password: 123456.

4. After entering your ID and password, you can see all the clocks.

5. Click "Bluetooth" in the lower left corner, click the clock button to connect to Bluetooth, and next step.

6. Connect the clock which you need to control. After connecting successfully, using the APP to control the clock.

Notice:
1. Click "Start" button, clock plate starts to time.
2. Click "Pause" button, clock plate stops at the current state.
3. Click "Zero" button, clock plate will immediately return to zero, and display as 0:00:00.
4. Click "Add One Second" button, clock plate will add 1 second.
5. Click "Reduce One Second" button, clock plate will reduce 1 second.
6. Click "Equivalent Start Time" button, setting gun time, the clock will start timing from then.
7. Enter number that conforms to the time logic inside the dial box, and press the Set Dial button to display the time information what you set. Enter any of the specified commands "92221", "92222" and "92223", and then click the set dial, and then press the command button of the starter and the clock. The command gun after the frequency is used to control the clock clock with the frequency. A clock can be used to match the frequency with up to 3 starters. The clock can be controlled by the 3 starters with good frequency. Enter the specified command "93333" to delete all command guns that are over frequency with the clock.
8. When clock timing or pausing, click "Countdown" button, the clock start count down, and stops after it becoming "0:00:00".
9. The clock is connected to the UHF chip readers, reading EPC code information of the UHF electronic tags, and accessing Run8 Cloud backend through the mobile APP connected by Bluetooth. The clock can display the completion results corresponding to the UHF tags. You can also display the corresponding scores of this tag by entering the competition number manually.
10. Enter Beijing time of the start time, click to start timing from then, and the clock displays the duration from start time.
11. Make the clock enter low-power mode, and can only perform normal operation after wake up.
12. Turn off the clock network while entering low-power mode, and can only perform normal operation after wake up.
13. Wake up the clock in sleeping state.
14. You can make a reservation for a certain period of time and let the clock wake up automatically. It can be used to wake up clock in deep sleep or normal sleep.
15. Restart the main program.
16. Refresh the dial.
17. Test the dial.
18. Select a certain moment after the current moment, and the clock countdown to zero when it reaching that moment, or start timing.
19. Display 12/24 hour time.
20. Used to set the time of Beijing time at this moment to the clock, and is often used to unify the reference time of multiple clocks.
21. After connecting the data link and the mobile APP, the frequency pairing or canceling the frequency pairing through Bluetooth and the clock is connected one to one. The data link after the frequency matching can control the frequency matching clock, and the data link without the frequency matching cannot control the clock. The data link with the clock frequency can control multiple clocks within the range at the same time. The control range is wide, the connection is more stable, and the common term starts the clock at the beginning and end of large events.
22. Click Global Setting in the upper left corner of the map interface, can set the 5/6-digit dial and the 12/24-hour time.