①Input 5V/9V 200MA/150MA ② 4 digits display time, temperature, alarm clock, calendar ③3 kinds of display mode selection ④Power-off memory function ⑤ 4-level display brightness adjustment ⑥The temperature display format selection (C/F) ⑦Power supply voltage: 2.5V-3.3V ⑧Quiet current: <15uA ⑨Any key to turn off the alarm Test environment conditions: The tests in this specification should be carried out under the standard atmospheric conditions of the test. Temperature: 15℃~35℃. Relative humidity: 45%~75%. Atmospheric pressure: 86 kPa~106 kPa
1. Press the switch key 2 Long press (M) to set the time 12/24H, press 🔼🔽 to adjust the corresponding time mode, and press (M) to confirm after adjustment. 3. Press (M) to switch the date interface, long press (M) to enter settings, press 🔼🔽 to adjust the corresponding date, and press (M) to confirm. 4. Press (M) to switch the alarm clock interface A1/A2/A3, long press (M) to enter the setting, press 🔼🔽 to adjust the corresponding alarm time, and press (M) to confirm. 5. Press (M) to switch the alarm clock interface A1/A2/A3, open the alarm clock interface, and close the alarm clock interface. When the alarm goes off, press any key to turn off the alarm. 6 Press 🔽 to enter the power saving mode, open the power saving mode interface, and turn off the power saving mode. 7. dp-1 time mode, short press the (M) key to display the date, and exit after 5 seconds after no operation. dp-2 alarm time Short press (M) key for a long time to display the corresponding interface. dp-3 alarm mode, short press the (M) key to display the date, and exit after 5 seconds after no operation. 8. Long press 🔼 to enter dp mode. 9.Long press 🔽 to switch between Fahrenheit and Celsius. .