Perfectmaze 12 Piece Home Battery Operated Floating Tealight LED Candles, Great for Wedding Centerpiece, Christmas, Thanksgiving, Party Lights, Set of 12 - Blue Wedding decoration, Party Event Engagement Hotel Receiption decoration DIY for wedding decoration, water floating led tea light Water activated sensors on the bottom of the candle Uses CR2032 batteries, included and replaceable, 1.5 in. diameter water container, centerpiece, Vase, outdoor