German automotive giant Volkswagen's electric SUV ID.4 uses in-car lights to communicate with passengers. Placed under the windshield, 54 LEDs communicate with passengers using both lighting patterns and colors.
CSP is an acronym for Chip Scale Package. Microscale, high-performance LED packages are called CSP LEDs. CSP makes the same power LEDs smaller. CSP LEDs have high light intensity. In this way, despite its small size, it can produce light with high performance.