You can let loose with your creative decorating abilities with this battery-operated incandescent Christmas window candle. Simply add batteries, screw in the light bulb (bulb included), and twist gold ring clockwise to turn on. Requires (2) "AA" cell batteries, which are not included. Battery life on these candles can last up to 30 days of use. Place these candles in your window to create a festive and cheerful holiday atmosphere.