3.5″ LED Puck light -3.5″ Led puck light is widely used in showcases, display case or furniture. This extremely thin puck LED Light is especially designed for surface installation. After processed by special optical system, this kind of puck light produce a 90°clear circle light projection., By using the 4 way or 8 way splitter, a few lamps can be installed in a array quickly and easily. White