It contains indicators,signal lamp, pilot lamp,signal light,indicator,lamp,pilot light,indicator lamp, indicator light QN8-LED (8mm ) indicator light / pilot lampThe crust material ... : Stainless steel / Nickel-plated brassLED color: Red/Green/Blue/Yellow/Orange/WhiteLED rated voltage: 6V/12V/24V ... .Pls contact us for more information. QN8-LED (8mm ) indicator light