These 3-IN-1 electric wax warmers come in four different colors and can be used for wax melts, essential oils, and candles. 
 
Candles
Remove the tray and place candle on warmer to keep wax warm. 
 
Wax Cubes
The ceramic removal can hold 4-6 pieces of wax cubes which can melt in approximately 20-30 minutes releasing its aromas. 
 
Essential Oils
When using with essential oils first pour some water about halfway filling the bowl and then add a few drops of your favorite essential oil. 
 
Disclaimer: Plug into a standard outlet. No flames needed. No automatic turn off switch.