You will absolutely love these candles!! Luminara LED Pillar Candles have a faux wax flame that moves and waves just like a traditional candle, creating a true-to-life glow! Wax candle sleeve gives it a realistic candle look and feel. Built-in timer setting, 5 hours on. 2 D Batteries required (not included.) For indoor use only, keep out of direct sunlight. 5" high x 3-1/2" in diameter.