Good Quality Eelctric aroma set Its specially for small roomofficeplace to be use as there you use 0 wt bulb so you can understand how much heat will be there with 0 wt bulb Natural Aroma burner set you have to wait to see the performance of this diffuser because 0 wt bulb required to use in that this is the major benefit in terms of electricity consumption but the same time you should aware that itll not give very fast response like tea light candle aroma The best for Air Freshener easy to clean with normal water