Kohree Set of 3 Flameless Pillar Candles, Votive Candles with Timer, Batteries included, Auto on/off Timer, Decoration for Wedding, Party, Garden and Living Room Can be used in hot weather/under the sun, but not designed for wet weather. No risk of fire, no fume and no wax mess, safe around the home, children and pets The timer switch is underneath (under the base of candle) ; Candle batteries included (CR2450) Flickers like a real candle; Unique Still-On technology to save battery consumption. Build in 4-hour on/20-hour off and 8-hour on/16-hour off dual timers. You can set one of these two timers. The candles turn on and off automatically every day.