1 Light, White, Linking Xenon Puck Kit, 120V Line Voltage, 1X20W G8 Bulb, Plug In, Used In Under Cabinet, Book Cases, Display Cases, Etc, Can Be Linked With Good Earth Lighting #G9163120-Wh-I & #G9165120-Wh-I, Up To 30 Total Puck Lights Can Be Linked Together, UL Listed, Clamshell.