Instapark LCL-C12E Battery-powered Flameless Color-changing LED Tealight Candles, One Dozen Pack Battery-powered color-changing LED tealight candles change through 7 rainbow colors Standard size fits into any votive or tealight holder Energy-saving, smoke-free, flameless LED lights, zero carbon emission On/off switch for easy & convenient operation 12 candles in one package with 24 batteries, one installed in each candle plus one spare