0805 using Everlight Everlight SMD LED, LED lamp welding assembly on the lower membrane switch circuit as a whole, buttons and LED window blistering. The products are mainly used in industrial control device functions HMI keyboard, feel good, stable and reliable performance. F150 frosted panel with Ketu Tai PET, the appearance of fine, rich colors. Based on customer needs to design key content, color, effects, circuit as Acheson Acheson Silver ED-820B printed circuits, small resistance, long life. Haven This product can be welded LED lights of various colors according to the customer.