Set of 10 Waterproof Underwater Submersible Flameless Battery Operated Color Changing LED Light Wedding Tea Candle Lights - Safety for Wedding Party Bar Decorations 10 LED tea lights with color changing LED light. Spark life into weddings, festivals, events and your own home or garden Ready to use out of the box: batteries come pre-installed,take the insulating strip off the light,and are easy to replace too Long battery life: candles will last for 24-48 hours continuously, or a week if used 4-6 hours a day To activate these lights simply twist the plastic light base. Twist in the opposite direction to turn off Create spectacular lighting for centrepieces, baths, pools, fish tanks, flower vases and more