Spa Electrics EMCCMPL RGB+W ATOM Multi-Plus Replacement Bulb for Vinyl, Concrete, or Fiberglass represents a new generation in Multi Colour pool lighting. With multiple operating modes, the MULTI PLUS can operate via a standard wall switch or integrate seamlessly with most pool automation systems. Along with this comes leading edge LED advancements with the introduction of an RGB+White LED array; providing beautifully clean white illumination and stunning colour shows never before seen in pool lighting. The all new MULTI PLUS replacement bulb from Spa Electrics is available across our entire range of ATOM Series lighting products.