Water submersible Event/Party/holiday decoration Christmas led lights , are also known as submersible candles, flora lights and underwater LED lights. These water submersible candles with 3 high brightness SMD LEDs can be used to illuminate fountains, place them under the water of a vase, with the decorative crystal beads or water crystal granules of lights will create amazing effect .The combination of submersible LED lights and decorative water crystals is a beautiful addition to any table centerpieces. Features: Material::PS Unit Dimension: 30*30*25mm Shape: flower Power supply:2*CR2032 batteries(replaceable) Battery last time: 30-70hours Voltage: DC6V Switch: twist on/off Function: Steady on Features: submersible, flameless, high safety Color：White Operation: 1. Take out the insulating strip on the battery. 2. To activate these lights simply twist the plastic light case closed to form a seal and activate your light. Twist in the opposite direction to turn off. Note： Please note the +/-polarity when you replace the battery. The +polarity should on the down side. Warning: This is not a toy! Please keep out of reach of children when use, in case they put the light into mouth. Package include: 10X LED Submersible lights 10X CR2032 coin batteries (inside the candles)