in14 dc 12v 1a stm8s005 control nixie tube rgb led digital clock module kit diy pcba circuit board with acrylic shield

Matter:
1. Input: 11v-13v, 1a, dc power supply (5.5-2.1).
2. Adopt STM8S005 as main control, built-in program, welding lamp can be used directly.
3. Support seven-color display clock (including RGB lights).
4. Using imported high-precision watch chip, the error is less than 1 minute per year.
5. Using integrated IC unit program, the screen is more stable and reliable.
6. Function: 24-hour mode, display time, prevent program poisoning (screen cooling every 10 minutes), no alarm, no remote control, no time switch machine.
7. operation:
Set time: click "set" button to set time. Click "up" and "down" to set time and click "set" to complete.
Black light color adjustment: click "up" in color adjustment mode (color will change every day). Click on the fixed color "down".
8. Product specifications: single circuit board module/circuit board+transparent shield/circuit board+black shield(optional)

Specification:
Size: 187x4 8mm/7.36x1.89in
Weight: 130g

Note:
If you don't have a tube, please don't buy it.
The kit does not include a tube. We do not have tubes for sale.
We only sell circuit boards and matching acrylic shells. Acrylic shield size can only match our board.
Due to the different monitor and light effect, the actual color of the item may be slightly different from the color shown in the pictures. Thank you!
Please allow 1-2cm measurement deviation due to manual measurement.