ITEM NAME:3 Color RGB SMD LED Module 5050 Full Color PWM Multicolor LED for Arduino M P7X7 3 Color RGB SMD LED Module 5050 Full Color PWM Multicolor LED for Arduino M P7X7 100% brand new and high quality Using 5050 LED color RGB tricolor meet current limiting resistors to avoid exhaustion Thanks to the adjustment PWM three primary colors can be mixed to obtain different colors With a variety of single-chip interface Size: 15 x 10 (mm) Package Includes: 1 x Module Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/-1-3cm..Using 5050 LED color.