Eu-Shiner&reg; Submersible Water-activated Floating LED Tea Light Candles for Weddings, Birthday Parties, Christmas, Thanksgiving, Hotels, Bars, Multicolor (24, Assorted) Waterproof, water induction lamp, once in water, will be bright Flameless, smokeless and long lasting, safe to use. No hot and dirty wax to deal with. Be used for lighting, also can make other decoration Realistic design, create an atmosphere of warmth and romance. Battery: CT2032 * 1(lithium battery) included