Metadata
Author: WikiMatrix
Data
English[en]
With the availability of low-cost LEDs, many different variants have become available, featuring different colours, sometimes changing automatically or in a user-controllable way.
Chinese[zh]
隨著低成本LED的可用性,許多不同的變體已經可用,具有不同的顏色,有時自動或以用戶可控的方式改變。