Samson is a Casambi enabled LED bulb makes it easier than ever to introduce smart lighting at home. Use the Casambi app and start controlling your lights straight out of the box. At 4W it provides a cost-effective equivalent to 20W incandescent light bulb. This decorative, ultra-dimmable LED filament light bulb is fitted with top, industry-rated flicker-free technology and has lifetime of 30,000 hours. It comes with 3 years warranty.