These are the cordless, flickering LED candles with a built-in timer that lights and extinguishes the “flame,” ensuring you have candlelight at the same time every day. Once used to signal sailors from sea or to welcome travelers, each candle cycles six hours on/18 hours off, issuing a flickering, golden glow without flame or dripping wax. Their oval 1 1/2" x 2 1/2" pewter-finish bases easily fit on window sills indoors. Two AA batteries (required) provide up to 800 hours of power; LEDs rated for 10,000 hours. 9 1/4" H x 2 1/2" W. (2 oz.) Set of Four.