... character, have clear, exquisite and real display effect Built-in LED driver, shift register, and latch circuit.Wide line-up for ... various pitch sizes. Dot matrix type (COB) and lamp type (LED discreted on board). Single color or RG color. Driving method - 1/8 ... . Best Equality, high consistency, big viewing angle, can repair each led lampsFrom material to finished product, from design to produce, we ...