Hobbypower RGB 5050 LED Lights Board 7 Color 5V w/DIP Switch for QAV250 FPV Quadcopter Mini Quad F450 Multirotor (pack of 2 pcs) suitable for light DIY on mutirotor, airplane, helicopter, RC car... etc. The LED adopts 3 pieces of RGB 5050 lamp beads, with DIP switch on board. According to toggle different switch combination, the LED can switch among 7 colors.