This is a listing for the latest COB type sewing machine light. While regular LED types have individual LEDs as light sources, COB types have the following features, making them suitable for sewing and other tasks compared to regular LED types: You can use it for purposes other than sewing. ・ When you need to illuminate a short distance evenly. ・ When you want to illuminate the surroundings widely and evenly. ※ About COB COB is a type of LED, a light source characterized by a wide light-emitting surface. COB stands for "Chip On Board," which means the structure where LEDs (chips) are directly mounted on a board. Because it emits light over a wide surface, it is also called a "surface-emitting LED." COB LED Structure and Features The features of COB LEDs include ① high output, ② wide-range illumination, and ③ less multiple shadowing. Type of light source...Other