... customized the function of the candle for you about the timer,led glow color,flicker speed,blow out or not ... 8 hours and automatically turn on at the same time on the next day.With our intelligent switch, you ... off by 10pm; and will turn on 6pm the next day automatically, then turn off by 10pm.... then ... to change to green,you only press the green buttom,the candle light wull change to green immediately.. ...