4-Digit Common Anode 7-Segment LED Display for Instrument Panels Product Overview This 4-digit common anode 7-segment LED display from Light-Bo is an industrial-grade solution optimized for instrument panels, digital indicators, and home appliance control systems. Featuring a high-contrast yellow-segment-on-black-surface design, 100-120mcd luminous intensity, and balanced X/Y ratio (0.29-0.31), it delivers crisp, uniform numeric readouts of temperature, humidity, speed, and