... closely combined, safe, reliable and adjustable.4. Waterproof SMD 3 in 1 LED lamp: IP65 grade, all-weather available, much better ... support dot-to-dot correction; guarantee the consistence of LED color and brightness, no chromatic aberration for new screens... ... ParametersValuePixel Pitch(mm)8Pixel Configuration3-in-1 SMD 3535 Waterproof LEDDensity of Pixel15625pixels/m2Pixel Per Module(Pixels/m2)40 ...