The white color is sure to match your palette and the simple design complements all styles of decor. Batteries are already installed in the candles for your convenience. Due to the energy efficiency of the LED bulbs, each tea light can shine for up to 90 hours before you need to replace the batteries inside.Night Splendor White Tea Lights, 12 ct | CVS Candlelight Glow With No Flames Equipped with LED bulbs, the Night Splendor White Tea Lights give off warm illumination similar to real candlelight.