Usage Tips: Brighter Brightness and Extended Working TimeThis version of the underwater light is equipped with 5 LEDs, brighter than before. Updated with CR2450 batteries, the version of mini tealights could last more than 12 hours. Multiple Colors and Flash ModesThe submersible led candle has 13 optional colors and 4 different flash modes, to make your house colorful. When you want to change the mood of Years Day, Valentines Day, Christmas, Easter and Thanksgiving, this submersible light is essential for family travel. Decorate Your WaterThis Underwater tea light is reusable, waterproof, you could decorate your fountain, vases, fish tanks, bathtubs, rockeries, plants, aquariums, etc. To ensure the waterproof effect, please tighten it clockwise. Easy to UseThe waterproof LED lights are equipped with a remote control. You can easily adjust the brightness, color, flash mode and turn it on or off according to your needs. When you put the LED in the water, when using the remote control, be sure to point the remote control at the LED. (The IR remote must be aimed at the LED before it can be controlled, and the effect is better when there is no obstacle in between.)