Banana Boat BBDISK100 LED Disk Light Banana Boat LED Disk provides ambiance that's sure to be a conversation starter The LED Disk is water activated and provides illumination of any pool, pond or other water application and can be used in of the pool or spa Scroll through rainbow of colors or enjoy multiple color settings Perfect for entertaining and a safe alternative to candles, luminaries or tea lights Can be used in displays for weddings, parties or special events Two replaceable CR2032 batteries each included