DC 12V/USB 5V IN14 Control Nixie Tube RGB LED Digital Clock Module Kit DIY Printed Circuit Board Shell Accessories Specification:1. Input: 5V 1A; USB interface.2. Apply STM8S005 as the main control board, built-in program, welding lamp can be used directly.3. Support seven-color display clock.4. Using imported, high-precision clock, the error is less than 1 minute per year.5. By using the integrated IC unit program, the screen is more stable and reliable.6. Function: 24-hour mode, display time, prevent poisoning program (cooling display every 10 minutes), no alarm, no remote control, no machine timing switch.7. Operation: From time setting: click the "set" button to set the time. Click "Up" and "Down" to set the time and click "set" to finish. Black light color setting: click "up" in color adjustment mode (the color will change every day). Click the solid color "down".8. Product Specification: Single Circuit Board Module/PCB + Transparent Coating/PCB + Black Coating (Optional). Size: 187x4 8mm/7.36x1.89inShell Color: Transparent, BlackPackage Included:1*PCB ModuleNote:1. The kit does not include the pipe, if you don't have the pipe, please check to buy it.2. Due to different displays and lighting effects, the actual color of the item may be slightly different from the color showed on the pictures.3. Due to manual measurement, please allow 1-2cm measurement deviation. Thank you!