Trintec 24 Hour Square Military Time SWL Zulu Time 24Hr Black Wall Clock 10\ Dial Ham Shack 24H-10
- ...table brightness: If you find that the LED is too bright at night, you can use the "UP" button to adjust it to a low level, long press the light button to turn off the LED, or unplug the power cord to let the clock work in power saving mode..
- Two power sources: When only 3 AAA batteries (not included in the scope of supply) are used for power supply, the clock will automatically be in power saving mode. When the energy-saving mode is turned on, the LED will automatically turn off for 15 seconds after the last operation, and it can be awakened by lightly tapping, clicking, or tapping. If you want the LED to stay on, please plug in the power cord (included) and use a 5V/1A USB adapter (not included in the scope of supply) to charge it..