... saving 4.Long servicing life 5mm Round RGB LED Diode Sepcification:All kinds of LED lamp diode, including all kinds of color, size, ... Solid-state, high shock and vibration resistant9 Major reduction in power cost10 No RF interference11 Maintenance free, easy installation12 ... high bright, long life, work stable, used in wide range and installed widely in the market, hotel, stadium, airport, transport ...