I'm a paragraph. Click here to add your own text and edit me. It’s easy. Just click “Edit Text” or double click me to add your own content and make changes to the font. I’m a great place for you to tell a story and let your users know a little more about you.

Less than <Instrument> 

2020

 

1.6×0.8mm LED chips are embedded in expand metal,which is usually used as building material.

The circuit is stretched on the back side.

 

size : 900×920, 500×500,  450,450          

material : expand metal, LED, copper