Item Description

First turn on the power supply (DC5V), scan the display 1 to 9, display PM, Al (Alarm) and temp points, and then display the time and temperature.
 
1. 【Clock Reset】
Press the reset key (in the bottom hole) with a metal needle with a diameter less than 1.4mm for more than 2 seconds, and the reset clock time = 1 / 1 / 00:00
 
2.【 Set Time Mode】
when displaying time, do the following:
- Long press M: enter 12 / 24 hour setting, short press ▽ / △ to switch, and then short press m to set hour setting, minute setting and exit time setting.
- When entering the above setting mode:
  Short press ▽: add hour, add minute, 12 / 24-hour system switching;
  Short press △: reduce hours and minutes, 12 / 24-hour system switching;
- When displaying time, long press △: temperature display C (Celsius) / F (Fahrenheit) to switch.
 
3. 【Date Setting Method】
When displaying the time, short press m to display the date. At this time, long press m to set the year, month and day in turn. Then short press m to set 3 alarms;
When entering the above setting mode, briefly press ▽ to set the month, year and day, and alarm on (the alarm icon will light up) / off. When alarm is displayed, long press m to enter the setting of alarm time, and △ / ▽ to change the alarm time.
 
4. 【 Display Mode Setting】
When the time is displayed, briefly press ▽ to enter DP setting,
Short press ▽ to change 3 DP modes,
Press m to exit DP setting.
DP = 1: display 10s time, 2S date, alternate switching;
DP = 2: display only time, not date;
DP = 3: keep the current display.
 
5. 【Display Brightness Setting】
When displaying the time, briefly press △ to enter the display brightness (BR) setting,
Briefly press △, change 5 display brightness (BR) modes,
Press m to exit the display brightness (BR) setting.
The display brightness (BR) is as follows:
0: Display brightness according to time;
1: Four levels of brightness increase in turn;
5: Screen off mode after 5S.