Technical & Realistic: In order to take into account both practicality and beauty, the designer made waterproof treatment inside the candle. The candle uses a frosted plastic shell, which will be more transparent after turning on the light and will not melt at high temperatures.^ Convenient Remote Functions: You can control these candles remotely when they are placed somewhere difficult to touch. Set a 2H/4H/6H/8H timers will save your trouble to turn them on/off because they will come back on automatically at the same time every day.^ Also, you can adjust the light modes(flicker/steady glow) and brightness level as you want.^ Safety First: Enjoy these LED candles with all the benefits of traditional candles and none of the negatives! No dripping-hot wax, no smoke or worry about falling asleep without blowing out the candles.^ Package Include: This Candle Set include 3 outdoor flickering candles(D3.25"x H4"5"6"), 1x remote control. Each candle is powered by 2 AA batteries (batteries not included)