Designed as a direct replacement for a standard Incandescent or Halogen bulb (40W Equivalent) with a BC base, this 4 Watt new LED Dimmable Filament GLS from Calex emits a Very Warm White colour temperature. This is an energy efficient LED light source at a very competitive price, capable of saving you up to 80% in energy usage over an extended 15,000 hour lamp life! Perfect for applications in both Homes and Retail locations such as, Table lamps, Pendant Ceiling lights and Wall lamps.