Playbulb is just the digital version of that old candle but it is way smarter. It has color changing capability with scents controlled by a smartphone app. Although the old fashioned candles are more romantic and classy but they are dangerous and messy too. The playbulb candle is flame-less & smokeless with colorful lights and can be used indoor or outdoor safely. And in case you are wondering, Yes you can blow it just like a normal flame candles and it will turn off, that is really a cool feature. These colorful lights changes when you shake it or change it in the free companion smartphone app. They don’t cost much, it’s only around 25$ for 2 or more.