IPX5 for Outdoor: Made of plastic, Waterproof Flameless Candles are suitable for outside use as they are weatherproof and won't melt, also work great in cold environment. Easy to Use:The Remote Control provide a 2H/4H/6H/8H timer options, which will save your trouble to turn the timer candles on/off. Also, you can adjust the light modes(flicker/steady glow) and brightness level as you want. Bright and Long-Lasting: Battery Operated Candles emit a bright warm yellow light, the glow flickering slightly like natural candlelight. Each LED candle requires 2 x AA batteries (not included). Using advanced batteries, these battery candles can light up for 500+ hours(continuously on) Patio Decor: These waterproof outdoor candles can fit most indoor or outdoor lanterns. Ideal for home and garden weddings, outdoor parties and festival decorations. Great to set the mood of your room, porch and patio. Package Include: 3 x outdoor flameless candles (4"/5”/6" in height and 2.8” in diameter), 1x 10-key remote control,Any question just contact us by clicking the “contact seller”. IPX5 for Outdoor: Made of plastic, Waterproof Flameless Candles are suitable for outside use as they are weatherproof and won't melt, also work great in cold environment. (4"/5”/6" in height and 2.8” in diameter)