• 7-color cyclic gradient: The Christmas LED lights gradually change to different colors while the liquid swirls, creating a romantic atmosphere with 7 cyclic gradients. • Warm and cozy glow: The transparent casing allows you to see the water rotation and the glow inside the candle, providing a cozy Christmas atmosphere. • Easy to use: Includes a silver candle light and a USB cable. Add water, connect the USB cable or install the battery and turn on the candle. (Note: Add water before use. Batteries not included). • Suitable and safe size: Dimensions of 27 x 8 x 8 cm (height x width x length). Ideal as Christmas decoration or night light. No melted wax or complicated wiring, making them safer. • Charming Christmas decoration: Perfect for fireplaces, centerpieces, and Christmas parties. An ideal gift that will make your Christmas unforgettable with friends and family.