Today, it is one of the most practical metal structures that are used in large areas to illuminate the surrounding space at night; It is called lighting structure.
In fact, power LEDs are considered to be the first generation of LEDs that have been widely used in the lighting industry and, like the original LEDs, have one color, three colors red, green and blue, as well as seven colors and white.
DOB LEDs, which are circular in shape and work with direct city electricity, 220 volts of Iranian electricity, and there is no need for a source between LEDs and city electricity, ie they no longer need an LED driver.
SMD (SMD) stands for Surface Mounted Device, which is a technology in the production of electronic products, which is based on soldering without using holes on the board.