m5Stack U123 UNIT FADER is a color indicator coupled with a 35mm slide potentiometer and 14x SK6812 programmable RGB lights. The fader has a center point positioning and excellent slide appliances for stable, reliable performance and precise control. The integrated beads support digital addressing, which means the user can adjust the brightness and color of each LED light. The m5Stack U123 UNIT FADER is suitable for lighting, music control, and other applications.