KY-016 Arduino full color 5mm RGB LED, different colors can be obtained by mixing the three primary colors. This module consists of a 5mm RGB LED and three 150Ω limiting resistors to prevent burnout.

Circuit diagram for interfacing of KY-008 laser LED module with Arduino is shown in Fig. 2. Fig. 2: Circuit diagram for interfacing laser LED module with Arduino. Connect pins 7 and Gnd of Arduino to ...