Some key benefits to using LED rather than incandescent bulbs are that they use less energy, produce less heat, and last much longer. All smart lights use LEDs. Of course, smart lighting is also pretty cool. Some of the bulbs we've listed below can set mood lighting for the different rooms in your house, be controlled from afar or scheduled to turn on and off at preset times from your phone or tablet, and even to function as an alarm, gently waking you in the morning.
But there are some down sides, too. A problem with LED is that it's still much more expensive than the technology it replaces. Yes, you'll make savings on your energy bill and in buying fewer replacement bulbs, but how long will it take you to return your investment and start seeing those savings?
Read more: http://www.pcadvisor.co.uk/test-centre/digital-home/best-smart-light-best-smart-bulb-uk-3601758/