The document introduces Arcolectric's indicator lights, which can be supplied with different light sources such as Neon, Fluorescent, Filament lamp or LED. The indicator lights are available with red, amber, green or clear lenses, and have different maximum striking voltages and brightness types. The product has a lifespan of 25000 hours and has anti-interference function. The materials used include nylon, chrome plated brass, polycarbonate, etc.