- Identical shape and the usual quality of light as standard incandescent lamps ,- Low-voltage pin base with reinforced base pins ,- Axial filament for a longer service life and better light yield compared to products with radial filaments ,- Produces brilliant, warm white light with excellent colour reproduction ,- Quartz glass with UV filter ,- Low-pressure technology allows the bulb to be used in open fixtures according to IEC 598 ,- Pin distance: 4 mm