AY-21 alarm clock wireless charger

function description:

first turn on the power supply (DC5V), scan and display 1 to 9, display PM,AL,TEMP points, and then display time and temperature1. Press RESET KEY (in the bottom hole) for more than 2 seconds with a metal needle with a diameter less than 1.4mm. RESET clock time = 1/1/ 00:00

2. Set the time mode: (when displaying the time, perform the following operations)

2.1 Long Press M: enter 12/24 hours setting, short Press /// △ to switch, and then short press M key to set the time, minute setting, and exit time setting.

2.2 When entering the above setting mode:

short Press: plus hour, plus minute, 12/24 hour switch;

short Press △: minus hour, minus minute, 12/24 hour switch;

2.3 when displaying the time, long press △: temperature display C (degree Celsius)/F (degree Fahrenheit) switching.

3. Setting method:

when the time is displayed, press M to display the date. At this time, press M to enter the setting year, set month, set day, and then press M to set three alarms;

when entering the above setting mode, press the button to set the date, month, and day, and ALARM to turn on (ALARM Clock icon will light up)/Off. When ALARM is displayed, press M to enter the setting of ALARM time, △/// change the ALARM time.

4. DP mode setting method:

when the time is displayed, press the button to enter the DP setting,

short Press **to change the three DP modes,

press M to exit DP settings.

DP = 1: Display 10s time, 2s date, alternate switching;

DP = 2: only the time is displayed, not the date;

DP = 3: Keep the current display.

5. Display brightness setting method:

when displaying the time, press △ to enter the display brightness (br) setting,

short Press △ to change the 5 display brightness (br) modes,

press M to exit the display brightness (br) setting.

Display brightness (br) is as follows:

0: display brightness by time;

1-4: four levels of brightness increase in turn;

5:5s after off screen mode.

When the mode is set, no button 30s returns to the display time state.