LED display Units are functional as the innovative flat panel displays, which utilize the array of light-emitting diodes. These are accessible with good brightness and can be used for outdoors. These units are functional as the advanced variable-message signs that can be used on highways. LED display Units are apt for providing a general illumination and allow for several decorative purposes. LED display Units can function well with the higher contrast ratios and are apt for the uninterrupted and large video walls. They are affordable and cost-effective to a significant level.