This battery-operated taper candle has a rough textured wax coating. It's flame-shaped tip offers a softly flickering glow. Turns on with a twist of the bottom and stays on for 6 hours and then off for 18 hours. This repeats daily at the same time. To reset the time, simply turn off and turn back on at the desired time. Available in two sizes: 4" requires 1 AA battery (not included), 6" requires 2 AA Batteries (not included)