CCFL (cold cathode) lamps for use in chandeliers, table lamps, wall lights etc. . Virtually instantaneous start and faster warm up than compact fluorescent lamps. Smooth linear dimming performance. Compact size allows direct replacement of incandescent lamps. 40 Lumens per Watt output. E14, E27 and B22 lampholders available. Lasts 25 times longer than an equivalent incandescent lamp (25,000 hrs). Dimmable with AU-DSP400X dimmer module.