Multi function digital tube 14 LED dot matrix electronic clock diy kit soldering kit electric

We offter two option 1.Diy kit,we offer instruction,you can follow it to assemble yourself,it is very easy to solder,the patch component already been welded 2.Assembled.Ready to use. Product features: the use of 5VDC socket and USB socket two power supply, but also has the program download function, the configuration of a transparent shell, better protection of the components inside. Baby shell size, 11.5cm*9cm*5.5cm, transparent panel. This product gives the source code: the source code uses the modular design, and the detailed annotation, causes the procedure to be clear and easy to understand, is advantageous for the procedure transplant and the revision, is more convenient in other system application. Component list: 1, a set of spare parts. 2, a pair of public USB line. 3, switching power supply: 5V/0.5A switching power supply 1. 4, electronic clock shell. 28   Electronic clock adjusting method 1 key functions: the clock board has