Slyford water sensor beautiful tea Led lights can create warm white romantic atmosphere and can be widely used to decorate home living rooms dining rooms bedrooms hotel parties holidays wedding or other occasions. Best quality white ABS material and lotus flower shape combines together makes the tea light looks just like real Features special flickering light effect makes it more real. Absolutely no mess no dipping wax no smoke. Diya led lights are powered by batteries. Fun floating candles that work through the conduction of the water! As soon as they touch the water they come on and go off when they are taken out. Please make sure that the bottoms are all tightened before use.