3/Set, Aurora Dancing Flame PillarsSmall: 3"x5", Med: 3"x6", Large: 3"x7" Each candle requires 2 "C" batteries, not included Remote includes 1 CR2025 battery Each has on off and 6 hour timer function Indoor use only Aurora Dancing Flame Pillars sell as a set of three wax dipped pillar candles with a faux flame that flickers just like a real, lit candle! Each candle runs on a six hour timer, then goes off for 18 hours, repeating the cycle automatically each day once they've been turned