This 3 piece set of black scroll hanging lanterns are battery powered.  The orange glow from the "candlelight" flickers and can be powered in the on position or set in the timer mode.  The sizes are: 7 1/4" height with a 5" diameter, 10" height with a 3 1/2" diameter and 12 1/2" height with a 5" diameter.  The set requires 6 C batteries and 3 AAA batteries which are included.