This is a set of 3 flameless candles with 4, 6, and 8 hour timer options and remote control. Candles are made of a smoke glass. Each candle is approximately 3” wide and step from 5”, 6” to 7” in height. The on/off function can be selected from the bottom of the candle or the remote control. The 4-hour option is selected from the bottom of the candles and the 6 and 8-hour options are selected from the remote control. Each uses 3 AAA batteries (batteries are not included). The remote uses a CR2025 battery, which is included.