Light-Bo’s 0.39" Single-Digit 7-Segment LED (Common Anode, Ultra Bright White) is tailored for hair dryers. 9.9mm character height, 10×13×7mm compact size, 100-140mcd/dice intensity, and 2.8-3.2V forward voltage. Boasts big viewing angles, stable performance, long lifespan, and easy assembly. IC-compatible, RoHS-compliant; accepts OEM/ODM. Also available in red, blue, green & more—ideal for hair dryers, audio gear, and digital indicators.