Before buying:
-The product material is aluminum alloy, with 100% quality;
-If you can't use it, please contact me in time and I'll tell you how to operate it:
Function:
-LED shows time, month, day and second.
-12-hour system, single press chain operation.
-Power-saving mode, no key action within 3 seconds, and the screen display turns off automatically.
-The product contains 2 button cell (battery model: AG10).
Mode selection: (the dot before the hour indicates the ''PM'' time period)
1.First, press the button to display the startup screen.
2. click on the button in sequence (hour/minute), date (month/day), seconds.